Beukering <br/><br/>
Nature's Wealth 

 -  Cambridge 
 - 423p. 
<br/><br/><label>ISBN: </label> RS 8341.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental economics--Ecology
<br/><br/><label>Dewey Class. No.: </label>333.7 BEU