Clayton, Stanley G. <br/><br/>
A pocket obstetrics / 
Stanley G. Clayton, John R. Newton. 
 - 9th ed. 
 - Edinburgh:   Churchill Livingstone,  1979. 
 - viii, 181 p. :  ill. ;  19 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0443020086 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Obstetrics.