Helm, Dieter <br/><br/>
Natural capital :  valuing our planet / 
 Natural capital :  valuing the planet 
Dieter Helm. 
 - xii, 277 pages. 
<br/><br/><label>ISBN: </label>9780300210989 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources--valuation.<br/>Environmental economics.<br/>Environmental policy.
<br/><br/><label>Dewey Class. No.: </label>338.927