Hellman, Louis M. <br/><br/>
Williams obstethic / 
Williams obstethic / 
 - 14ed. 
 - New York :  Appleton - centurycrofts 
 - xi,1242 
<br/><br/><label>ISBN: </label>0-8385-9729-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>OBTETRICIA