Al Harbi، L. A.، و Phillips، P. D. (2008). The Effectiveness of Using Cooperative Learning Method on ESL Reading Comprehension Performance, Students’ attitudes toward CL, and Students’ Motivation toward Reading of Secondary Stage in Saudi Public Girls’ Schools (رسالة دكتوراه غير منشورة). West Virginia University، مورغانتاون. مسترجع من http://search.mandumah.com/Record/615318
Al Harbi، Latifah A.، و Perry D. Phillips. "The Effectiveness of Using Cooperative Learning Method On ESL Reading Comprehension Performance, Students’ Attitudes Toward CL, and Students’ Motivation Toward Reading of Secondary Stage in Saudi Public Girls’ Schools" رسالة دكتوراه. West Virginia University، مورغانتاون، 2008. مسترجع من http://search.mandumah.com/Record/615318