An Introduction to Ecological Economics/ 
Robert Constanza.  
 - Florida :   St. Lucie,   2000.  
 - xii, 269 p. : 
<br/><br/> Includes index   Includes index  
<br/><br/><label>ISBN: </label>1884015727 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecological Economics 
<br/><br/><label>LC Class. No.: </label>GE 40.C59 1997