The effect of destructive leadership on deviant behaviors in the workplace and the tendency to leave the service through the mediating variables of organizational bullying and organizational silence
Abbas Ghaedamini Harouni
1
(
Ph.D. Student, Cultural Managementof Facuty Management. South Tehran Branch, Islamic Azad University, Tehran ,Iran
)
Mehrdad Sadeghi de cheshmeh
2
(
Assistant Professor of Facuty Management Isfahan (Khorasgan) Branch, Islamic Azad University, Isfahan, Iran
E- mail: mehr.sadeghi@khuisf.ac.ir
)
Samaneh keldani
3
(
MSc. Assistant Cultural Managementof of Facuty Humanities Sciences Isfahan (Khorasgan) Branch, Islamic Azad University, Isfahan, Iran
)
Ghulam Reza Maleki Farsani
4
(
PhD in Cultural Management, , lecturer at the Comprehensive University of Applied Sciences of Harand Center
)
Keywords: Organizational silence, organizational bullying, deviant behaviors in the workplace, destructive leadership, tendency to leave,
Abstract :
The aim of this study was to investigate the effect of destructive leadership on deviant behaviors in the workplace and the tendency to leave the service through the mediating variables of organizational bullying and organizational silence in Islamic Azad University, Isfahan Branch (Khorasgan). The present study is applied in terms of purpose and in terms of how to collect descriptive correlational information. The statistical population of the present study was 660 employees of the Islamic Azad University of Isfahan (Khorasgan). The research tools were the standard questionnaire of organizational bullying of Inerson et al. (2009) and the standard questionnaire of deviant behaviors in the workplace of Bennett and Robinson (2000) and the standard questionnaire of organizational silence of Wakula and Brados (2005). The standard questionnaire of destructive leadership was Golparvar (2014) and the tendency to leave the service of Kim et al. (2007). Factors were examined and validity was confirmed after the necessary terms. On the other hand, the reliability of the questionnaires by Cronbach's alpha method were (0.86), (0.93), (0.84), (0.94), respectively. ) And (0.92) were estimated. Data analysis was performed at the inferential level, including structural equation modeling. The results showed that destructive leadership had a significant impact factor of 0.77 on organizational bullying and organizational bullying on deviant behaviors in the workplace with an impact factor of 0.88 and an impact factor of 0.66 on the tendency to leave the service significantly and also destructive leadership on silence. Organizational with a significant impact factor of 0.55, and organizational silence on deviant behaviors in the workplace with an impact factor of 0.66 and on the tendency to leave the service is also significant with an impact factor of 0.66. The results show the mediating effect of organizational bullying and organizational silence. That the coefficients of influence are significant in all cases.
قائدامینی هارونی ، عباس. ابراهیم زاده ، رضا. ابراهیم پور، علی رضا (1400) در پژوهشی با عنوان بررسی تاثیر قلدری در محیط کار بر رفتارهای انحرافی در محیط کار از طریق رهبری زهر آگین و رهبری مخرب (مورد مطالعه:دانشگاه آزاد اسلامی واحد اصفهان(خوراسگان)).فصلنامه مطالعات جامعه شناسی،سال13، شماره 54، ص1-22.
بارانی ، فاطمه. ناستی زایی، ناصر(1399) بررسی تأثیر رهبری مخرب بر تمایل به ترک خدمت معلمان با نقش میانجی بی عدالتی سازمانی، فصل نامه مدیریت مدرسه ،دوره 8، شماره1، ص1-28.
فتاحی ، فرهاد . جهانگیر فرد، مجید.مهدیزاده ،علی(1398) الگوی مسیری پیشران های رفتارهای انحرافی کارکنان در یک سازمان نظامی، فصلنامه مدیریت منابع در نیروی انتظامی،سال7،شماره2،ص77-99.
زارع، امین، رمضانی قطب آبادی، علی . فرهادی، پیام( 1398)تأثیر رهبری خودکامه بر سکوت و رفتارهای کاری مخرب: تبیین نقش میانجی گر معضلاتِ درک شدنِ اشتباه. فصل نامه چشم انداز مدیریت دولتی،سال10،شماره1،ص171-195.
پولادی، آیدا و اعتباریان، اکبر) 1393 (تأثیر رهبری مخرب بر رفتار انحرافی به واسطه استرس شغلی و بهزیستی روانشناختی در بین کارکنان دانشگاه آزاد اسلامی خوراسگان. سومین کنفرانس ملی حسابداری و مدیریت، تهران.
خراسانی طرقی ، حامد. رحیم نیا، فریبرز، ملک زاده، غلام رضاف مرتضوی، سعید(1396) رابطه سبک رهبری سوء استفاده گر با رفتار انحرافی کارکنان )مطالعه موردی: ادارات ورزش و جوانان استان خراسان شمالی(، فصل نامه مدیریت منابع انسانی در ورزش، سال5،شماره4ف ص133-146.
سپهوند،رضا.عارف نژاد،محسن.فتحی چگنی،فریبرز.سپهوند،مسعود(1398) رابطه قلدری سازمانی بر سکوت سازمانی با نقش میانجی نقض قرارداد روانشناختی.فصل نامه دانش و پژوهش در روان شناسی کاربردی.دوره20،شماره4،ص1-20.
قربان نژاد،پریسا.عیسی خانی،احمد(1395)طراحی مدل شایستگی مدیران دانشگاهی بر اساس الگوهای اسلامی:مطالعه تطبیقی.فصل نامه مدیریت در دانشگاه اسلامی،دوره5.شماره11.ص37-48.
گل پرور ،محسن. سحلشور،آزاده(1395) الگوی ساختاری رابطه رهبری مخرب با تمایل به خشونت و رفتارهای انحرافی در کارکنان .فصل نامه پژوهش های مدیریت منابع انسانی.دوره6،شماره2،93-123.
مهداد ،علی. ملک زاده،مائده (1397)الگوی ساختاری رابطه رهبری مخرب و استرس شغلی با رفتارهای انحرافی.فصل نامه روان شناسی اجتماعی0سال12،شماره46،ص1-13.
مهدوی ،سالار. ایران زاده،سلیمان(1398) تاثیر نقش واسط سوگیری روانشناختی بر سکوت سازمانی و رفتارهای انحرافی کارکنان.مجله مدیریت توسعه و تحول.سال11،شماره37،ص43-51.
موسوی، سیدنجم الدین.مومنی مفرد، معصومه . ساعدی، عبداله( ۱۳۹۷) بررسی تاثیر رهبری زهرآگین بر ترک خدمت کارکنان با نقش میانجی سکوت سازمانی، هفتمین کنفرانس ملی کاربردهای حسابداری و مدیریت، تهران، گروه ارتباط طلایی آسیا.
نداف ،مهدی.رحیمی،فرج الله.هادی زاده،زهرا(1395) مدل سازی ساختاری از تأثیر سکوت سازمانی و قلدری در تمایل کارکنان به جابه جایی (مورد مطالعه: منتخبی از سازمان های دولتی در کلان شهر اهواز) .دو فصل نامه پژوهش های روان شناختی در مدیریت،سال2،شماره1،ص123-144.
واعظی،رضا.حسین پور،داود.رنجبر کبوتر خانی،مصطفی(1395)تاثیر عدالت سازمانی در بروز رفتار انحرافی بر اساس نقش میانجی ادراک از عدالت سازمانی.فصل نامه مطالعات رفتار سازمانی، دوره5.شماره3.ص85-112.
Aasland Merethe Schanke, Skogstad Anders, Notelaers Guy, Nielsen Morten, Einarsen Sta˚le. (2010). The prevalence of destructive leadership behavior. British Journal of Management, 21, 438–452.
Aasland Merethe Schanke, Skogstad Anders, Notelaers Guy, Nielsen Morten, Einarsen Sta˚le. (2010). The prevalence of destructive leadership behavior. British Journal of Management, 21, 438–452.
Achua, C. F. & Lussier, R. N. (2004). Leadership: Theory, Application, Skill Development. 2 nd Edition, Thomson South-Western.
Aksu ali(2016). Organizational deviance and multi-factor leadership. Journal Educational Research and Reviews. Vol. 11(8), pp. 589-597.
Ansari, Amirul Hasan. Iqbal, Yusra(2019) Inter-relationship between abusive supervision, distributive justice, intention to leave and workplace deviance: An affective process view, Journal of Management Research and Analysis,6(2)112-115.
Appelbaum, H. Laconi. Matousek. (2007). "Positive and negative deviant workplace behaviors: Causes, impacts and solutions". Corporate governance international journal of business in society, Vol 7, No 5, p:586-598.
Ariani, D. W. (2013). The relationship between employee engagement, organizational citizenship behavior, and counterproductive work behavior. International Journal of Business Administration, 4(2), 46-56.
Beheshtifar, M; Borhani, H; Nekoie.Moghadam, M. (2012). “Destructive role of employee silence in organizational success”. International Journal of Academic Research in Business and Social Sciences, 2 (11): 275-282.
Bibi Z., Karim J., ud Din S. (2013) "Workplace incivility and counterproductivework behavior: Moderating role of emotional intelligence", Pakistan Journal ofPsychological Research, 28(2): 317-334.
Bibi Z., Karim J., ud Din S. (2013) "Workplace incivility and counterproductivework behavior: Moderating role of emotional intelligence", Pakistan Journal ofPsychological Research, 28(2): 317-334.
Bordia, P., Restubog, S., & Tang, R. (2008). When employees strike back: investigating mediating mechanisms between psychological contract breach and workplace deviance. Journal of Applied Psychology, 93(5):1104-1117.
Bransh, S,. murray, j. (2015). "Workplace bullying:Is lack of understanding the reason for inaction?". Organizational Dynamics, 44(4), 287-295.
Brennan, A., Ferris, P., Paquet, S. & Kline, T. (2003). The Use and Abuse of Power in Leadership. University of Calgary. Prepared for the Canadian Forces Leadership Institute. Kingston, Ontario.
Carretero,N., Luciano,V.L. (2013). Prevalence and incidence of workplace bullying among Spanish employees working with people with intellectual disability,Disability and Health Journal ,Vol.6 ,405-409.
Chen ,Chi-Ting. Hsin-Hui Sunny Hu. Brian King)2018). Shaping the organizational citizenship behavior or workplace deviance: Key determining factors in the hospitality workforce. Journal of Hospitality and Tourism Management 35 . 1-8.
Cinar, O; Karcioglu, F; Aliogullari, Z, D. (2013). “The relationship between organizational silence and organizational citizenship behavior: a survey study in the province of Erzurum, Turkey”. Procedia - Social and Behavioral Sciences 99, 314 – 321.
Colbert A.E., Mount M.K., Harter J.K., Witt L.A., Barrick M.R. (2004). "Interactive Effects of Personality and Perception of the Work Situation on Workplace Deviance", Journal of Applied Psychology. 89/4:599-609.
Connor Peter J. O. Stone, Sharon. Walker, Benjamin R. Jackson Chris J.)2017). Deviant behavior in constrained environments: Sensation-Seeking predicts workplace deviance in shallow learners. Personality and Individual Differences108.pp20-25.
Connor Peter J. O. Stone, Sharon. Walker, Benjamin R. Jackson Chris J.)2017). Deviant behavior in constrained environments: Sensation-Seeking predicts workplace deviance in shallow learners. Personality and Individual Differences108.pp20-25.
Deniz, N; Noyan, A; Ertosun, O, G. (2013). “The Relationship between Employee Silence and Organizational Commitment in a Private Healthcare Company”. Procedia - Social and Behavioral Sciences 99, 691 – 700.
Dess. G. D., & Shaw. J. D. (2001).Voluntary turnover, social capital, and organizational performance.Acadamy of Management Review. 26(3), pp 446-456.
Dimitris, B., & Vakola, M. (2007). Organizational silence: A new challenge for human resource management (M.Sc. Thesis). University of Economics and Business. pp: 1-19.
Dimitris, Bouradas and Vakola, Maria, (2007). “Organizational silence: A new challenge for human resource management”. Athens University of economics and business, pp1-19.
Einarsen S., Aasland M. S., Skogstad A. (2007) "Destructive leadership behavior: A definition and conceptual model", The Leadership Quarterly,18(3): 207-216.
Einarsen, S., Hoel, H., & Notelaers, G. (2009). Measuring exposure to bullying and harassment at work: Validity, factor structure and psychometric properties of the Negative Acts Questionnaire—Revised. Work and Stress, 23(1), 24–44.
Einarsen, S., Hoel, H., Zapf, D., & Cooper, C. L. (2011). The concept of bullying and harassment at work: The European tradition. In S. Einarsen, H. Hoel, D. Zapf, & C. L. Cooper (Eds.), Bullying and harassment in the workplace (pp. 3–40). London: Taylor & Francis.
Emily Antolic(2014) Intolerable Cruelty: A Multilevel Examination of the Impact of Toxic Leadership on U.S. Military Units and Service Members. American Psychological Association. Military Psychology. Vol. 25, No. 6, 588–601.
Ferris , g . zinko , r . brouer , r . buckley , r. Harvey , m (2007 ) . strategic bullying as a supplementary ,balanced perspective on destructive leadership . The Leadership Quarterly18.p.195-206.
Fox, Suzy, Renee L (2015). Revision of the workplace bullying checklist: the importance of human resource management’s role in defining and addressing workplace bullying, Human Resource Management Journal, Vol 25, no 1, 2015, pages 116–130.
Frunham, A. & Taylor, J. (2011). The Dark Side of Behaviour at Work: Understanding and Avoiding Employees Leaving, Thieving and Deceiving. Paul The Toxic Manager, Toowoomba, Queensland, P. Niehus.
Gholipour, A. S. (2009). The Explanation of anti-citizenship behaviors in the workplaces.
International Business Research, 2(4), p 76.
Giorgi, G. Mancuso, S. Fiz Perez, F. Castiello D’Antonio, A. Mucci, N, Cupelli, V. Arcangeli ,G (2015). Bullying among nurses and its relationship with burnout and organizational climate ,. International Journal of Nursing Practice. Wiley Publishing Asia Pty Ltd., doi:10.1111/ijn.12376.
Glambek, M., Matthiesen, S. B., Hetland, J., & Einarsen, S. (2014). Workplace bullying as an an tecedent to job insecurity and intention to leave: a 6_month prospective study. Human ResourceManagement Journal, 24(3), pp 255-268.
Haider, Shahbaz. Nisar, Qasim Ali. Faizan, Baig. Muhammad, Azeem. Waseem-ul-Hameed5(2018) Dark Side of Leadership: Employees’ Job Stress & Deviant Behaviors in Pharmaceutical Industry. International Journal of Pharmaceutical Research & Allied Sciences, 7(2):125-138.
Henriksen, Kern, Dayton, Elizabeth, (2006), "Organizational Silence and Hidden Threats to Patient Safety", HSR: Health Services Research 41:4, Part 11,1539-1554.
Henriksen, Kern, Dayton, Elizabeth, (2006), "Organizational Silence and Hidden Threats to Patient Safety", HSR: Health Services Research 41:4, Part 11,1539-1554.
Jelinek, R. &. (2006). The ABC's of ACB: Unveiling a clear and present danger in the sales force. Industrial Marketing Management, 35(4), 457-467.
Kellerman, B. (2004). HBS Working Knowledge. Interview with Senior Editor, Martha Lagace. September 27.
Kellerman, B. (2004). HBS Working Knowledge. Interview with Senior Editor, Martha Lagace. September 27.
Khanin,D. (2013). How to reduce turnover intentions in the family business: Managingcentripetal andcentrifugal forces,Business Horizons ,Vol.56, 63-73.
Krasikova Dina V, Green Stephen G, LeBreton James M. (2013). Destructive leadership: A theoretical review,integration, and future research agenda. Journal of Management. 10, 1-13.
Li, Y. & Sun, J. M. (2015). Traditional Chinese leadership and employee voice
behavior: A cross-level examination. The Leadership Quarterly, 26 (2), 172-
189.
Lim, V. (2002). The It way of loafing on the job: Cyberloafing, neutralizing and
organizational Justice. Journal of organizational Behavior, p 75-94.
Lipman-Blumen, J. (2005). The Allure of Toxic Leaders: Why We Follow Destructive Bosses and Corrupt Politicians – and How We Can Survive Them. Oxford University Press.
Litzky Barrie E., Eddlestone Kimberly A., Kidder Deborah L. (2006) "The Good, the Bad, and the Misguided: How Managers Inadvertently Encourage Deviant Behaviors", Academy of Management Perspectives 91-103.
Litzky Barrie E., Eddlestone Kimberly A., Kidder Deborah L. (2006). "The Good, the Bad, and the Misguided: How Managers Inadvertently Encourage Deviant Behaviors", Academy of Management Perspectives. 91-103.
Liu, W., Zhu, R. & Yang, Y. (2015). I warn you because I like you: Voice behavior,employee identifications, and transformational leadership. The LeadershipQuarterly, 21(1), 189-202.
Lord R. G. & Brown D. J. (2001). “Leadership, Values, and Subordinate selfconcepts”.Leadership Quarterly, 12(2), 133-147.
Lu Hong, Ling Wenquan, Wu Yuju, Liu Yi. (2012). A Chinese perspective on the content and structure of destructive leadership. Chinese Management Studies, 2, 271 – 283.
Lu Hong, Ling Wenquan, Wu Yuju, Liu Yi. (2012). A Chinese perspective on the content and structure of destructive leadership. Chinese Management Studies, 2, 271 – 283.
Malik, Muhammad Shaukat . Sattar, Shahzadi . Younas, Saba . Nawaz, Muhammad Kashif (2018). The Workplace Deviance Perspective of Employee Responses to Workplace Bullying: The Moderating Effect of Toxic Leadership and Mediating Effect of Emotional Exhaustion. Review of Integrative Business and Economics Research, Vol. 8, Issue 1,p33-50.
Malik, P. and Lenka, U. (2019), "Exploring interventions to curb workplace deviance: lessons from Air India", Tourism Review, Vol. 74 No. 3, pp. 563-585.
Mayer David M, Stefan Thau . Kristina M. Workman . Marius Van Dijke . David De Cremer)2012). Leader mistreatment, employee hostility, and deviant behaviors: Integrating self-uncertainty and thwarted needs perspectives on deviance. Organizational Behavior and Human Decision Processes. 117 . 24–40.
Morrison, E. W., & Milliken, F. J. (2000). Organizational silence: A barrier to change anddevelopment in a pluralistic world”. Academy of Management Review, 25(4), 706-725.
Nair, P., & Kamalanabhan, T. J. (2010). “The Impact of Cynicism on Ethical Intentions of Indian Managers”. Journal of International Business Ethics, 1(2), 155-159.
Neuman J. H., Baron R. A. (2005) "Aggression in the workplace: Asocialpsychological perspective", In S. Fox & P. E. Spector (Eds.), Counterproductivework behavior: Investigations of actors and targets (pp :13–40). Washington,DC: American Psychological Association.
Neuman, J. H., & Baron, R. A. (1998). Workplace violence and workplace aggression: evidence concerning specific forms, potential causes, and preferred targets. Journal of Management, 24, 391–419.
Neves, P.; Story, J. (2013). Ethical leadership and reputation: Combined indirect effects on organizational deviance. Journal of Business Ethics, 115(1), 1-12.
Nikmaram S, Gharibi Yamchi H, Shojaii S, Ahmadi Zahrani M & Alvani SM.,(2012). Study on Relationship Between Organizational Silence and Commitment in Iran. World Applied Sciences Journal, 17(10): 1271-1277.
Padilla Art, Hogan Robert, Kaiser Robert B. (2007). The toxic triangle: Destructive leaders, susceptible followers, and conducive environments. The Leadership Quarterly, 18, 176–194.
Padilla Art, Hogan Robert, Kaiser Robert B. (2007). The toxic triangle: Destructive leaders, susceptible followers, and conducive environments. The Leadership Quarterly, 18, 176–194.
Pin der, C. C. Harlos ,K. P. (2001). Employee silence: Quiescence and Acquiescence as Responses to Perceived Injustice. In K. M., Rowland, & J. G.Miller (Eds.). Living Systems: The Organization (1-18). Behavioral Science.
Prentice Hall.
Rajalakshmi & Naresh)2018). Influence of psychological contract on workplace bullying. Aggression and Violent Behavior.Volume 41, , Pages 90-97.
Reed, G. E. (2008). “Toxic Leadership”. Military Review, July–August, 67–71.
Rishipal. kumar Chand. (2012). "Counterproductive work behavior and locus of control among managers ". World Applied Sciences Journal Vol 2, No 12, p:94-120.
Robinson, S. L., & Bennett, R. J. (1995). A Typology of Deviant Workplace Behaviors: A Multidimensional Scaling Study. The Academy of ManagementJournal, 38(2), 555-572.
Schaubroeck John, Walumbwa Fred O, Ganster Daniel C, Kepes Sven. (2007). Destructive leader traits and the neutralizing influence of an “enriched” job. The Leadership Quarterly, 18, 236–251.
Schyns B., Schilling J. (2013) "How bad are the effects of bad leaders? A metaanalysis of destructive leadership and its outcomes", The Leadership Quarterly,24(1): 138-158.
Schyns Birgit, Hansbrough Tiffany. (2010). When leadership goes wrong: destructive leadership, mistakes and ethicalfailures. available.
Schyns, B. and J. Schilling)2013(, How bad are the effects of bad leaders? A meta-analysis of destructive leadership and its outcomes. The Leadership Quarterly,. 24(1): p. 138-158.
Schyns, B., & Schilling, J. ( 2013). How bad are the effects of bad leaders? A meta-analysisof destructive leadership and its outcomes. Leadership Quarterly.24(1).p.138-158.
Singh, Nivedita . Dev, Santosh . Sengupta , Santoshi (2017). Perceived toxicity in leaders: Through the demographic lens of subordinates. Information Technology and Quantitative Management . Procedia Computer Science . 122 (2017) 114–121.
Tambur, M., & Vadi, M. (2012). Workplace bullying and organizational culture in a posttransitional country. International Journal of Manpower, 33, 754-768.
Taylor, O. A. (2012). The relationship between culture and counterproductive workplace behaviors: A meta-analysis. Unpublished Doctoral Dissertation, the School of Graduate and Postdoctoral Studies, the University of Western Ontario, London, Ontario, Canada. Pp. 242.
Tepper, B.J., )2000(Consequences of abusive supervision. Academy of management journal,. 43(2): p. 178-190.
Tepper, B.J., et al.,) 2008.( Abusive supervision and subordinates' organization deviance. Journal of Applied Psychology, 93(4): p. 721.
Tepper, B.J., et al.,) 2009(Abusive supervision, intentions to quit, and employees’ workplace deviance: A power/dependence analysis. Organizational Behavior and Human Decision Processes,. 109(2): p. 156-167.
Tran, Q., Y. Tian, and F.P. Sankoh,) 2013( The Impact of Prevalent Destructive Leadership Behaviour on Subordinate Employees in a Firm. American Journal of Industrial and Business Management,. 3(07): p. 595.
Vakola,M. Bouradas,D.(2005). Antecedents and consequences oforganisational silence: an empirical investigation. Employee Relations .Vol. 27 No. 5, pp: 441-458.
Van de Vliert Evert, Euwema Martin C, Huismans Spike E. (1995). Fighting a subordinate or a superior: The case ofpolice sergeants. Journal of Applied Psychology, 80, 271-281.
Van Dyne, L., Ang, S. and Botero,I. C.(2003). Conceptualizing Employee Silence and Employee Voice as Multidimensional Constructs”, Journal of Management Studies, 40, pp 1357-1372.
Van Schalkwyk, L.-M., C. Els, and I. Rothmann, ,) 2011( The moderating role of perceived organisational support in the relationship between workplace bullying and turnover intention across sectors in South Africa: original research. SA Journal of Human Resource Management. 9(1): p. 1-13.
Whicker, M. L. (1996). Toxic Leaders: when organizations go bad. Westport, Conn: Quorum Books, 11.
Wilkinson, A., Donaghey, J., Dundon, T., & Freeman, R. B. (Eds.). (2014). Handbook of Research on Employee Voice: Elgar original reference. Edward Elgar Publishing.
Wilson-Starks, K. Y. (2003). Toxic leadership. Transleadership, Inc.
Xu, A. J., Loi, R. & Lam, L. W. (2015). The bad boss takes it all: How abusive supervision and leader–member exchange interact to influence employee silence. The Leadership Quarterly, 26 (5), 763-774.
Xu, A. J., Loi, R. & Lam, L. W. (2015). The bad boss takes it all: How abusive supervision and leader–member exchange interact to influence employee silence. The Leadership Quarterly, 26 (5), 763-774.
Xu, A. J., Loi, R. & Lam, L. W. (2015). The bad boss takes it all: How abusive supervision and leader–member exchange interact to influence employee silence. The Leadership Quarterly, 26 (5), 763-774.
Yen T. Q., Tian Y., SankohF. P. (2013) "The impact of prevalent destructive leadership behaviors on subordinate employees in a firm", American Journal of Industrial and Business Management, 3(7): 595-600.
_||_