Johnson, M. H. Essential reproduction / Martin H. Johnson, Barry J. Everitt. - 5th ed. - Malden, MA : Blackwell Science, 2000. - xvi, 285 p. : ill. (some col.) ; 28 cm. Includes bibliographical references and index. ISBN: 0632042877 LCCN: 99020350 Subjects--Topical Terms: Mammals--Reproduction. LC Class. No.: QL739.23 / .J64 2000 Dewey Class. No.: 573.6/19