Creasy, Robert K. Maternal-fetal : medicine / Robert K. Creasy, Robert Resnik. - 2nd ed. - Philadelphia : W. B. Saunders, c1989. - xvii, 1236p. : ill. ; 26 cm. Includes index. ISBN: 0721623042 Subjects--Topical Terms: ObstetricsPerinatology LC Class. No.: RG526 / C86 1989