Thomas, James Blake. Introduction to human embryology. [electronic resource] / 88 illus. by Wesley C. Bloom.. — Philadelphia, : Lea & Febiger,, 1968.. — ix, 348 p. : illus. 24 cm. Includes bibliographies. LCCN: 68018859 Subjects--Topical Terms: Embryology, Human. LC Class. No.: QM601 / .T5 1968 Dewey Class. No.: 612.64