DesJardins, Joseph R. <br/><br/>
Environmental ethics :  an introduction to environmental philosophy / 
Joseph R. DesJardins 
 - 4th ed. 
 - Belmont, Calif. :  Thomson/Wadsworth,  2006. 
 - 286 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>0534520847 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental ethics