Al Radady، A. S.، Davies، B. E.، و French، M. (1991). Trace Metals in Street and House Dusts: The Dynamics of Movement Removal and Fate if Airborne Street and House Dusts with Particular Reference to Lead Zinc and Copper (رسالة دكتوراه غير منشورة). University of Bradford، برادفورد. مسترجع من http://search.mandumah.com/Record/600743
Al Radady، Awad S.، B. E. Davies، و Mj French. "Trace Metals in Street and House Dusts: The Dynamics of Movement Removal and Fate If Airborne Street and House Dusts With Particular Reference to Lead Zinc and Copper" رسالة دكتوراه. University of Bradford، برادفورد، 1991. مسترجع من http://search.mandumah.com/Record/600743