na INLIS000000000003102 20210519133536 210519||||||||| | ||| |||| || | 010-0521003102 en 639.109/SYM 639.109/SYM Edited: Lionel E. Mawdesley-Thomas Symposia of the zoological society of London number 30 : Diseases of fish New York Academic Press Inc., Publishers 1972 xxiv, 380 p.: ill.; 24 cm. + index SOCIETY -- ZOOLOGY -- LONDON