Al Fallaj، F. S.، و Abu Absi، S. (1995). The Effect of Students' Attitude on Performance in English Language Course at the College of Technology, Buraydah, Saudi Arabia (رسالة ماجستير غير منشورة). University of Toledo، توليدو. مسترجع من http://search.mandumah.com/Record/618484
Al Fallaj، Fahad Saleh، و Samir Abu Absi. "The Effect of Students' Attitude On Performance in English Language Course At the College of Technology, Buraydah, Saudi Arabia" رسالة ماجستير. University of Toledo، توليدو، 1995. مسترجع من http://search.mandumah.com/Record/618484