Concise report on the world population situation in 1991 with a spec ial emphasis on age structure 

 - New York :   United Nations depart. of international economic and s ocial affairs,   1991 
 - v. :   ill. ;   22 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9211512387 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Population-- Periodicals<br/> Population policy-- Periodicals<br/> Age distribution (Demography)
<br/><br/><label>Dewey Class. No.: </label>304.6