Proceedings.7V. 

 - New  York United Nations USA      1955 
 - "United Nations , World population confernce" .
<br/><br/><label>Standard No.: </label>17440 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"Y:5p1,N54, J5.7/UN"