Fernando C.H. Mendis A.S. Freshwater Fauna and Fisheries of Sri Lanka - Fisheries Research Station Department of Fisheries, Ceylon Colombo 7, Sri Lanka 1962 - 444p. Fig. and Table - Bulletin No. 12 . Nat. Bib. No.: 6856 Subjects--Topical Terms: Animals (Zoology) Universal Decimal Class. No.: 591.9 / FER