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دليل المستخدم
Al Faleh، N. A.، و Harty، H. (1981). EFFECTS OF LECTURE-DEMONSTRATION AND SMALL GROUP EXPERIMENTATION TEACHING METHODS ON SAUDI ARABIAN STUDENTS' CHEMISTRY ACHIEVEMENT A-D ATTITUDES TOWARD SCIENCE LEARNING (رسالة دكتوراه غير منشورة). Indiana University، إنديانا. مسترجع من http://search.mandumah.com/Record/620958
Al Faleh، Nasser A.، و Harold Harty. "EFFECTS OF LECTURE-DEMONSTRATION AND SMALL GROUP EXPERIMENTATION TEACHING METHODS ON SAUDI ARABIAN STUDENTS' CHEMISTRY ACHIEVEMENT A-D ATTITUDES TOWARD SCIENCE LEARNING" رسالة دكتوراه. Indiana University، إنديانا، 1981. مسترجع من http://search.mandumah.com/Record/620958