Hoopes, Keith H. Principles of veterinary science / Keith H. Hoopes, Richard N. Thwaits. - Baltimore, Md. : Williams & Wilkins, c1997. - xi, 300 pages : illustrations (some col.) ; 23 cm. Includes bibliographical references and index. ISBN: 0683301306 LCCN: 96052355 Subjects--Topical Terms: Veterinary medicine.Livestock--Diseases.Animal health. LC Class. No.: SF 740 / .H66 1997 Dewey Class. No.: 636.089