Al Gheraibi، A. A. A. A.، و O'donnell، P. (1994). Work Orientations and N Achievment of Managers in Government, Semi-Private and Private Organisations in Saudi Arabia (رسالة دكتوراه غير منشورة). University of Glasgow، غلاسكو. مسترجع من http://search.mandumah.com/Record/602617
Al Gheraibi، Abd Allah Abd Alaziz، و P. O'donnell. "Work Orientations and N Achievment of Managers in Government, Semi-Private and Private Organisations in Saudi Arabia" رسالة دكتوراه. University of Glasgow، غلاسكو، 1994. مسترجع من http://search.mandumah.com/Record/602617