Smith, Robert Leo. <br/><br/>
The ecology of man ; an ecosystem approach 

 - New York :  Harper and Row,  1972 
 - 436 p.  : ilus. 
<br/><br/><label>LCCN: </label>58177 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecología humana.
<br/><br/><label>Dewey Class. No.: </label>301.3  / S5