Al Hussain، A. A. A.، و Acheson، K. A. (1983). AN ANALYSIS OF THE SCIENCE CURRICULUM IN PUBLIC SECONDARY SCHOOLS IN SAUDI ARABIA AS PERCEIVED BY SAUDI SCIENCE STUDENTS IN THE UNITED STATES (رسالة دكتوراه غير منشورة). University of Oregon، يوجين. مسترجع من http://search.mandumah.com/Record/619485
Al Hussain، Abd Allah Ali، و Keith A. Acheson. "AN ANALYSIS OF THE SCIENCE CURRICULUM IN PUBLIC SECONDARY SCHOOLS IN SAUDI ARABIA AS PERCEIVED BY SAUDI SCIENCE STUDENTS IN THE UNITED STATES" رسالة دكتوراه. University of Oregon، يوجين، 1983. مسترجع من http://search.mandumah.com/Record/619485