How much is an ecosystem worth? :  assessing the economic value of conservation /  English  
IUCN, the Nature Conservancy, the World Bank. 
 - Washington, DC :  IUCN, the Nature Conservancy, the World Bank,  c2005. 
 - ix,33 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references (p. 31-33). 
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<br/><br/><label>ISBN: </label>0821363786 
<br/><br/><label>LCCN: </label>2005416022 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection--Economic aspects.<br/>Environmental policy--Economic aspects.
<br/><br/><label>LC Class. No.: </label>HC79.E5  / H677 2004 
<br/><br/><label>Dewey Class. No.: </label>631.551  / HOW