Kabigting, Christine Mae C. <br/><br/>
Heavy metal analysis on the gills of female nile tilapia (Oreochromis niloticus) in selected areas of Candaba swamp and Pampanga river  [manuscript] / 
Christine Mae C. Kabigting. 
 - Magalang, Pampanga :  Pampanga Agricultural College,  2013. 
 - 60 pages ;  27 cm.