TY - BOOK AU - Ahne,W. TI - Fish diseases: third COPRAQ-session SN - 0387104062 U1 - 639.96 23 PY - 1980/// CY - Berlin, New York PB - Springer-Verlag KW - Fishes KW - Diseases KW - Congresses N1 - Includes bibliographical references and index ER -