Obstetrics by ten teachers under the direction of Stanley G. Clayton /  
edited by Stanley G. Clayton, T.L.T. Lewis, G. Pinker. 
 - 13th. ed. 
 - [s.l]. :    The English language Book Society,    1980. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>071314386X 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Obstetrics.<br/> Pregnancy complications.
<br/><br/><label>Dewey Class. No.: </label>618.2 OBS