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دليل المستخدم
Haddad، M. A. B.، و Howard، L. (1986). ADMINISTRATIVE TRAINING FOR DEVELOPMENT: A SURVEY STUDY OF THE IN-SERVICE ADMINISTRATIVE TRAINING PROGRAMS IN SAUDI ARABIA (رسالة دكتوراه غير منشورة). University of Pittsburgh، بيتسبرغ. مسترجع من http://search.mandumah.com/Record/612266
Haddad، Mohammed A. Bukhary، و Lawrence Howard. "ADMINISTRATIVE TRAINING FOR DEVELOPMENT: A SURVEY STUDY OF THE IN-SERVICE ADMINISTRATIVE TRAINING PROGRAMS IN SAUDI ARABIA" رسالة دكتوراه. University of Pittsburgh، بيتسبرغ، 1986. مسترجع من http://search.mandumah.com/Record/612266