فهرس المقالات System Attitude

• حرية الوصول المقاله
  • صفحة الملخص
  • نص كامل
  
  1 - planning And the systemic attitude of sovereignty Towards security and sustainable development of tourism In metropolises in Iran: a case study of Tehran metropolis
  Komail Darvishi Heidar Lotfi Shahrzad Lotfi