Ostergard, Donald R., Manual de ginecoobstetricia / Donald R Ostegard. - México, D.F. : Pax-México, 1973 - xv, 183 p. : il. ; 27 cm. Subjects--Topical Terms: GinecologíaObstetricia Dewey Class. No.: 618.1 / Os7m National Library of Medicine Call No.: WP100