Nash, Roderick. <br/><br/>
The rights of nature :  a history of environmental ethics / 
Roderick Nash. 
 - Madison, Wis. :  University of Wisconsin Press,  1989. 
 - xiii, 290 p. ; 24 cm. 
 - History of American thought and culture .
<br/><br/> Includes bibliographical reference and index. 
<br/><br/><label>ISBN: </label>0299118401 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology--Moral and ethical aspects--History.<br/>Human ecology--Philosophy.<br/>History of American thought and culture.