Perman, Roger. <br/><br/>
Natural resource and environmental economics / 
Roger Perman ... [et al.]. 
 - 4th ed. 
 - New York:   Harlow,  Pearson Addison Wesley,  c2011. 
 - xxx, 712p.:  ill.;  25 cm. 
<br/><br/> Prev. ed. entered under author: Perman, Roger, 1949- 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>  Dept. of Economics. 
<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>Dewey Class. No.: </label>333.7  /  PEN