Williams obstetricia / 
Jack A. Pritchard, Paul C. MacDonald, Norman F. Gant. 
 - 3 ed. [de la 17ª ed. inglesa] 
 - México, D.F. :  Salvat,  1986 
 - xiii, 900 p. :  il. ;  29 cm. 
<br/><br/>Incluye bibliografía. 
<br/><br/><label>ISBN: </label>968-6927-04-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Obstetricia
<br/><br/><label>Dewey Class. No.: </label>618.2  / W673o 
<br/><br/><label>National Library of Medicine Call No.: </label>WQ100