Nath, Surendra. Recent advances in fish ecology, limnology and eco-conversation / edited by Surendra Nath. - New Delhi : Daya Publishing House , 1996. - v.4 : ill.,figs.,map,table ; 25cm . NULL ISBN: 8170351316 RS 280.00 Subjects--Index Terms: FISHERY CONSERVATION POND ECOLOGY Dewey Class. No.: 597.17636 / NAT/R