Al Moulla، E. A.، و Wear، M. (1980). A SYSTEM FOR EVALUATING THE ADMINISTRATION AND EFFECTIVENESS OF VOCATIONAL EDUCATION PROGRAMS IN SAUDI ARABIA (رسالة دكتوراه غير منشورة). University of Wyoming، لارامي. مسترجع من http://search.mandumah.com/Record/617324
Al Moulla، Eisa Ali، و Maurice Wear. "A SYSTEM FOR EVALUATING THE ADMINISTRATION AND EFFECTIVENESS OF VOCATIONAL EDUCATION PROGRAMS IN SAUDI ARABIA" رسالة دكتوراه. University of Wyoming، لارامي، 1980. مسترجع من http://search.mandumah.com/Record/617324