Diseases of fish (the proceedings of a symposium organized jointly by The Fisheries Society of the British Isles and the Zoological Society of London, held at the Zoological Society of London on 20 and 21 May, 1971.) Edited by Lionel E. Mawdesley-Thomas. Mawdesley-Thomas, Lionel E., ed. Fisheries Society of the British Isles. Zoological Society of London. Fishes Diseases Congresses. QL1 .Z733 no. 30 SH171 597.02 19 MAD Includes bibliographies. New York Academic Press, c1972. c1972. 1972 Text xxiv, 380 p. : eng Symposia of the Zoological Society of London, no. 30