Ahmad, S.H. Freshwater aquaculture / S.H. Ahmad, A.K. Singh. - New Delhi : Daya Publishing House, c2011. - xi, 369p. : ill. ; 23 cm. Includes bibliographical references and index. ISBN: 9788170357087 Subjects--Topical Terms: Aquaculture--India. Dewey Class. No.: C 639.8 Ah51 2011