Obstetrics by ten teachers / 
[edited by] Stanley F. Clayton, T. L. T. Lewis, G. D. Pinker. 
 - 14th ed. ELBS edition. 
 - London :  English Language Book Society,  1985. 
 - 468 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0713144793 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Obstetrics.