Hussein، s. a.، Magda H. Allam، و S. H. Eldinp. (1993). Studies on the fish pollution with some heavy metals\\ (رسالة دكتوراه غير منشورة). Ain Shams Univertsity/ Institute for Environmental Studies and Research / Department Of Agriculture ،
MLA اقتباسHussein، sanaa abdlla. ، Magda H. Allam، و S. H. Eldinp. "Studies On the Fish Pollution With Some Heavy Metals\\ " رسالة دكتوراه. Ain Shams Univertsity/ Institute for Environmental Studies and Research / Department Of Agriculture ، 1993.