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دليل المستخدم
Al Babtain، A. A. A. A.، و Stoffer، J. O. (1982). An Investigation of the Relationship between Teacher Effectiveness and Indirect and Direct Teaching of Intermediate Social Science Teachers in Riyadh, Saudi Arabia (رسالة دكتوراه غير منشورة). University of Northern Colorado، قريلي. مسترجع من http://search.mandumah.com/Record/612449
Al Babtain، Abd Alaziz Abd Alwahab، و James O. Stoffer. "An Investigation of the Relationship between Teacher Effectiveness and Indirect and Direct Teaching of Intermediate Social Science Teachers in Riyadh, Saudi Arabia" رسالة دكتوراه. University of Northern Colorado، قريلي، 1982. مسترجع من http://search.mandumah.com/Record/612449