Al Hendy، Y. M. S.، و Warfeild، C. (1995). AN ANALYSIS OF SAUDI ARABIAN EMPLOYEE PERFORMANCE IN SELECTED PUBLIC SECTOR SERVICE ORGANIZATIONS (رسالة دكتوراه غير منشورة). Western Michigan University، كالامازو. مسترجع من http://search.mandumah.com/Record/613739
Al Hendy، Yousif Mohamad Saad، و Charles Warfeild. "AN ANALYSIS OF SAUDI ARABIAN EMPLOYEE PERFORMANCE IN SELECTED PUBLIC SECTOR SERVICE ORGANIZATIONS" رسالة دكتوراه. Western Michigan University، كالامازو، 1995. مسترجع من http://search.mandumah.com/Record/613739