_ <br/><br/>
Nature's Services  Societal dependence on Natural ecosystems 

 - Washington, D.C.  Island Press  1997 
 - xx,392p.  23 cm. 
<br/><br/><label>ISBN: </label>1559634766 
<br/><br/><label>Dewey Class. No.: </label>333.72  / DAI