Population and ital statistics report. 

 - New York  United Nations          1981 
 - 21p.  cm. 
<br/><br/> Statiscal papers series A, vol. xxxiii, no.1 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.1r.N81, M1.33-1/UN