Douglas, S. W. Veterinary radiological interpretation/ by S. W. Douglas and H. D . Williamson; photography by Josephine Patten. - London : Heinemann Medical, 1970. - viii, 303 p.: ill. ; 26 cm. - Heinemann veterinary books . Includes bibliographical references. ISBN: 0433078006 Subjects--Topical Terms: Veterinary radiology. Dewey Class. No.: 636.08960757