World population trends and policies 

 - New  York UN        1980 
 - "Its , population studies.70"  V1: Population trends (232p) .
<br/><br/><label>Standard No.: </label>18086 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"Y:5.1.N79, M0.1-M0.2/UN"