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دليل المستخدم
Nagm، A. A.، El Hendawy، M. A.، و Amer، S. M. (2017). Investigating the Relationship between the Perceived Value of Loyalty Programs and Customer Citizenship Behaviors Applied to Customers’ of Mobile Telecommunication Companies in the Delta Middle Sector. المجلة المصرية للدراسات التجارية، مج41, ع4 ، 25 - 53. مسترجع من http://search.mandumah.com/Record/958426
Nagm، Abdel-Hakeem Ahmed، Mohamed A. El Hendawy، و Sally M. Amer. "Investigating the Relationship between the Perceived Value of Loyalty Programs and Customer Citizenship Behaviors Applied to Customers’ of Mobile Telecommunication Companies in the Delta Middle Sector." المجلة المصرية للدراسات التجارية مج41, ع4 (2017): 25 - 53. مسترجع من http://search.mandumah.com/Record/958426