Bahammam، O. S. O.، و Filor، S. (1995). The Social Needs of the Users in Public Open Space: The Involvement of Socio-Cultural Aspects in Landscape Design of the Outdoor Urban Environment in Ar-Riyadh Saudi Arbia (رسالة دكتوراه غير منشورة). University of Edinburgh، إدنبرة. مسترجع من http://search.mandumah.com/Record/610209
Bahammam، Omar Salem Omar، و Seamus Filor. "The Social Needs of the Users in Public Open Space: The Involvement of Socio-Cultural Aspects in Landscape Design of the Outdoor Urban Environment in Ar-Riyadh Saudi Arbia" رسالة دكتوراه. University of Edinburgh، إدنبرة، 1995. مسترجع من http://search.mandumah.com/Record/610209