Contraception : the proceedings of the 12th World Congress on Fertility and Sterility, Singapore, October 1986 

 - UK :  Parthenon,  1987. 
 - 6v(xi, 185p.) : 
<br/><br/><label>ISBN: </label>0940813211 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Contraception 
<br/><br/><label>Dewey Class. No.: </label>WP 630 RAT 1987