Mahassen Mohamed Eldeeb Ghazy <br/><br/>
Aquatic fauna as a water quality monitoring device /  
 استخدام الحيوانات المائية كوسيلة لمعرفة نوعية المياه 
Mahassen Mohamed Eldeeb Ghazy ; Supervised Rasmy Boules , Samy E. Fayed 
 - Cairo :   Mahassen Mohamed Eldeeb Ghazy ,   1997 
 - 169 Leaves :   charts , photographs ;   30cm 
<br/><br/>Thesis(Ph.D.) - Cairo University - Faculty of Science - Department of Zoology