Williams obstetrics / Obstetrics F. Gary Cunningham,Noman F. Giant, Kenneth J. Leveno, Larry C. Gilstrap, John C.Hauth, Katharine D. Wenstrom. - 21st edition. - New York : McGraw-Hill, c2001. - x, 1668 pages . : illustrations. ; 29 cm. Includes bibliographical references and index. ISBN: 0838596479 (domestic : alk. paper) 0071233105 0071121951 (international) LCCN: 2001030497 Subjects--Topical Terms: Obstetrics.Obstetrics. LC Class. No.: RG 524 / .W7 2001 Dewey Class. No.: 618.2 National Library of Medicine Call No.: WQ 100 / W7283 2001