Callan, Scott J <br/><br/>
Environmental economics and management  theory, policy and applications 
Scott J. Callan, Janet M. Thomas. 
 - 2nd ed. 
 - FortWorth  Dryden  2000 
 - xxxiii, 708p., 24cm. 
<br/><br/><label>ISBN: </label>0-03-025631-3. 
<br/><br/><label>Dewey Class. No.: </label>330.0068  / C13E