Towards a system of social and demographic statistics 

 - New York :  United Nations ;  1975. 
 - xiii,187p  ; 29cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Democracy,<br/> Methodology, <br/>Social indicators
<br/><br/><label>LC Class. No.: </label>	FCM HB881.U593