Perman,Roger;et al. <br/><br/>
Natural resource and environmental economics 

 - 
 - Longmans, London  1996 
 - 396 
 - .
<br/><br/>  
<br/><br/><label>ISBN: </label> 20.99pound 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental economics-- Natural resources
<br/><br/><label>Dewey Class. No.: </label>363.7  PER-N