United Nations <br/><br/>
1967 Supplement to the Statistical Year Book and the Monthly Bulletin of Statistics  methodology and definitions 

 - New York  United Nations Publications  1963 
 - 408 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography
<br/><br/><label>Dewey Class. No.: </label>312  / UN