Barbier Edward,B.BUrgess Joa <br/><br/>
Elephants, Economics & Ivory 

 - London  Earthscan pub.Ltd..  1990 
 - [14],154p. 
<br/><br/><label>ISBN: </label>1853830739 
<br/><br/><label>Dewey Class. No.: </label>599.61