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دليل المستخدم
Al Kheshaiban، A. H.، و Letendre، G. K. (2002). Principal Selection Policy in Saudi Arabia's Educational Districts: A Study of District Factors and the Implementation of Selection Criteria and Process Steps (رسالة دكتوراه غير منشورة). Pennsylvania State University، بنسلفانيا. مسترجع من http://search.mandumah.com/Record/611367
Al Kheshaiban، Ali H.، و Gerald K. Letendre. "Principal Selection Policy in Saudi Arabia's Educational Districts: A Study of District Factors and the Implementation of Selection Criteria and Process Steps" رسالة دكتوراه. Pennsylvania State University، بنسلفانيا، 2002. مسترجع من http://search.mandumah.com/Record/611367