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دليل المستخدم
Alabd Alqader، O. K. A. (2011). A Customer Relationship Management (CRM) System: A Study of the Possibility of Creating a Model for Student Services at King Faisal University in Saudi Arabia (رسالة ماجستير غير منشورة). University of Manchester، مانشستر. مسترجع من http://search.mandumah.com/Record/598928
Alabd Alqader، Ohud Khalid A. "A Customer Relationship Management (CRM) System: A Study of the Possibility of Creating a Model for Student Services At King Faisal University in Saudi Arabia" رسالة ماجستير. University of Manchester، مانشستر، 2011. مسترجع من http://search.mandumah.com/Record/598928