Natural resource and environmental economics / 

 - 4th ed. 
 - Harlow, Essex ;  New York :  Pearson Addison Wesley,  c 2011. 
 - xxx, 712 pages :  Illustrations. (some col.) ; 
<br/><br/> Prev. ed. entered under author: Perman, Roger, 1949-                                                                                                      <br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9780321417534 (pbk.) 0321417534 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental economics.<br/>Natural resources - management.<br/>Sustainable development.
<br/><br/><label>LC Class. No.: </label>HC 79  / NAT