Principles and recommendations for population and housing censuses 

 - New  York United Nations USA      1998 
 - "xv,274p"  cm. 
 - "United Nations, Statistical Papers,67" .
<br/><br/><label>Standard No.: </label>18100 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"Y:5.1.N9, N8/UN"