Hassan Belal, Ibrahim El-Shishtawy, Evaluation of six practical tilapia diets from several countries using a saturation kinetic models/ Ibrahim El-Shishtawy Hassan Belal. - Ann Arbor, Mich. : University Microfilms International , 1988 - 2 microfiches ; 11 x 15 cm. Thesis (Ph.D.) - Michigan State University, 1987 Subjects--Topical Terms: Tilapia.