Wright, Richard T.,  1933- <br/><br/>
Environmental science :  toward a sustainable future / 
Richard T. Wright, Dorothy O. Boorse. 
 - 11th ed. 
 - Boston :  Benjamin Cummings,  c2011. 
 - xxii, 674 p. :  ill., maps ;  28 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0321598709 9780321598707 
<br/><br/><label>LCCN: </label>2009041839 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences--Textbooks.