Advantages in voluntary sterilization  

 - America   American Elsevier Publishing Company   1974 
 - xvi,515p. 
<br/><br/> Proceedings of the second international conference, Geneva Switzerland  February 25-March 1, 1973 
<br/><br/><label>ISBN: </label>9021902362 
<br/><br/><label>LC Class. No.: </label>RG136  / I8