Campbell, John R., The science of animals that serve mankind/ by John R. Campbell [and] John F. Lasley. - New York, : McGraw-Hill , 1969 - xvii, 771 p. illus. - McGraw-Hill publications in the agricultural sciences . "Glossary": p. [671]-733. Bibliographical footnotes. Subjects--Topical Terms: Livestock. Dewey Class. No.: 636 CAM/S