Department of Internaional Economic and Social Affairs <br/><br/>
Population Bulletin of the United Nations 

 - 1a 
 - Estados Unidos  United Nations  1990 
 - 88p.  21cm 
<br/><br/><label>ISBN: </label>92-1-151190-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demografía
<br/><br/><label>LC Class. No.: </label>HB884   / P664