Trends in population policy 
/ United Nations, Department of international economic and social affairs 
. - New York  : United Nations, 1989
. - VIII-387 p.  ; 28 cm. 
 - population studies  114 .
<br/><br/><label>ISBN: </label>9211511879 
<br/><br/><label>Source: </label> don 
<br/><br/><label>Universal Decimal Class. No.: </label>312.6