Aljar Allah، H. F.، و Mancy، R. (2009). A Comparative Study Between Saudi Arabian and Glasgow Science Textbooks for 10-Year-Old Students on the Coverage of Basic Science Process Skills (رسالة ماجستير غير منشورة). University of Glasgow، غلاسكو. مسترجع من http://search.mandumah.com/Record/687015
Aljar Allah، Hanan Fawzi، و Rebecca Mancy. "A Comparative Study Between Saudi Arabian and Glasgow Science Textbooks for 10-Year-Old Students On the Coverage of Basic Science Process Skills" رسالة ماجستير. University of Glasgow، غلاسكو، 2009. مسترجع من http://search.mandumah.com/Record/687015