Population Commission :    report of the twelfth session (7-17 febru ary 1961) 

 - New York :    United Nations,    1961. 
 - 22 p. :    ill.;    30 cm. 
 - Economic and Social Council. Official records, Thirty-first Session, supp;    No.3 .
<br/><br/><label>Subjects--Corporate Names: </label><br/> United Nations.   Population Commission 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Population.