Williams, P.L. Basic Human Embryology / P.L.Williams, C.P.Wendell - Smith [and] Sylvia Treadgold - 2nd ed. - London: The English Language Book Society and Pitman Medical, 1969 - 136p., illus.,pict.,tables.; 24cm. Includes Index ISBN: 0272760161 Subjects--Topical Terms: EMBRYOLOGY,HUMAN Dewey Class. No.: 612.64 / WIL/B