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: 9780683048865 Subjects--Topical Terms: Embryology. LC Class. No.: QM 601 / .L36 1975