فهرس المقالات Sakha Rama Rao المقاله 1 - Land Line Consumer Problems and Perceptions on Telecom Services A study on Bharat Sanchar Nigam Limited D. Srinivasa Prasad S. Gangadhara Rama Rao International Journal of Management and Business Research , العدد 8 , السنة 2 , پاییز 2012
