BLACKLOCK Southwell Crewe.W., rev. Blacklock and Southwell a guide to human parasitology for medical practitioners - 10th ed./ - London The english language book society& H.K.Lewis 1977 - Rev. by W.Crewe viii, 216 p. Includes index.Discarded-2017 ISBN: 718604326 Subjects--Topical Terms: Medical parasitology Dewey Class. No.: 616.96 / BLA