Al Towaijri، A. O.، و Rوs، R. (1983). ACADEMIC FREEDOM IN ISLAM AND THE WEST: A STUDY OF THE PHILOSOPHICAL FOUNDATIONS OF ACADEMIC FREEDOM IN ISLAM AND THE WESTERN LIBERAL PHILOSOPHY (رسالة دكتوراه غير منشورة). University of Oregon، يوجين. مسترجع من http://search.mandumah.com/Record/619256
Al Towaijri، Ahmed O.، و Ralph Rوs. "ACADEMIC FREEDOM IN ISLAM AND THE WEST: A STUDY OF THE PHILOSOPHICAL FOUNDATIONS OF ACADEMIC FREEDOM IN ISLAM AND THE WESTERN LIBERAL PHILOSOPHY" رسالة دكتوراه. University of Oregon، يوجين، 1983. مسترجع من http://search.mandumah.com/Record/619256