Obstetrics and gynecology Charles R. B. Beckmann...[et al]. - 3rd ed - Baltimore : Williams & Wilkins , 1998 - 822p. : ill. ; 26 cm ISBN: 0683303910 RM297.26 LCCN: 97-49309 Subjects--Topical Terms: Genital Diseases, FemalePregnancyLabor National Library of Medicine Call No.: WP140