World population trends, population and development interelations and population policies/ United Nations 

 - New York:  United Nations,  1985 
 - Vol. I, II. 
<br/><br/> exemplares 
<br/><br/><label>LCCN: </label>true true 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Populacao-politica
<br/><br/><label>Universal Decimal Class. No.: </label>