Ehrlich, Paul R. <br/><br/>
Population resources environment   issues in human ecology  [Book] 
Paul R. Ehrlich. 
 -  W.H Freeman and Co. San Francisco 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>716706806 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human Ecology
<br/><br/><label>Dewey Class. No.: </label>301.3