Piotrow, Phyllis Tilson <br/><br/>
World population  the present and future crisis 
by Phyllis T. Piotrow 
 - New York  Foreign Policy Association  1980 
 - 80 p. : ill. ; 20 cm. 
<br/><br/>p. 79-80 
<br/><br/><label>ISBN: </label>0871240645 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Developing countries--Population