Van Tienhoven, Ari. Reproductive physiology of vertebrates. [electronic resource] . — Philadelphia, : Saunders,, 1968.. — xii, 498 p. : illus. 27 cm. Includes bibliographies. LCCN: 68013955 Subjects--Topical Terms: Reproduction.Vertebrates--Physiology. LC Class. No.: QP251 / .V35 Dewey Class. No.: 596/.01/6