Langman, Jan. Medical embryology : human development--normal and abnormal / Jan Langman ; ill. by Jill Leland. - 3rd ed. - Baltimore : Williams & Wilkins [1975] - xli, 421 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0683048864 9780683048865 Subjects--Topical Terms: Embryology, Human.Abnormalities, Human.Abnormalities.Embryology. LC Class. No.: QM 601 / .L36 1975 Dewey Class. No.: 612.6/46