Environmental ethics :  what really matters, what really works / 
[edited by] David Schmidtz, Elizabeth Willott 
 - New York:  Oxford University Press,  2002 
 - xxi, 566 p.;  24 cm. 
<br/><br/> Includes bibliographical references 
<br/><br/><label>ISBN: </label>0195139097 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental ethics