Ecological economics  
/ edited by Charles Perrings. 
 - London :   SAGE,   2008. 
 - 4 v. : xvi, 413 p. :  ill. ;   25 cm. 
 - SAGE library of economics .
<br/><br/><label>ISBN: </label>9781412948609  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental economics.
<br/><br/><label>Dewey Class. No.: </label>333.7 PER 'R'