Collan, Ecott J. ; Thomas, Janet M. <br/><br/>
Environmental economics & management / 
Collan, Ecott J. ; Thomas, Janet M. 
 -  Cengage Learning 
 - 588p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>333.7  / CALE