United Nations.Department of International Economic and Social Affairs. <br/><br/>
World population prospects as assesses in 1973 

 - New York  The Author  1977 
 - viii,183p.;  27cm.-. 
 - Department of economic and social affairs population studies ; no. 60 .
<br/><br/><label>Dewey Class. No.: </label>DB301.320212  / UNI