Arudpragasam, K.D. Kotagama,S.W. Kotalawala, I A check list of amphibia of sri lanka S.W.Kotagama, K.D.Arudpragasam, I.Kotalawala - Colombo National Science Council of Sri Lanka 1981 - 8p - Man and the biosphere national committee for Sri Lanka publi . Dewey Class. No.: 597.6 / UNE