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دليل المستخدم
Al Sini، I. (2011). The Antecedents of Employee Service Quality in the Hospitality Industry: Service Orientation and Organisational Justice Perspectives (رسالة دكتوراه غير منشورة). University of Surrey، غلدفورد. مسترجع من http://search.mandumah.com/Record/604386
Al Sini، Ibrahim. "The Antecedents of Employee Service Quality in the Hospitality Industry: Service Orientation and Organisational Justice Perspectives" رسالة دكتوراه. University of Surrey، غلدفورد، 2011. مسترجع من http://search.mandumah.com/Record/604386