Cunningham, William P. <br/><br/>
Environmental science :   a global concern / 
William P. Cunningham, University of Minnesota and Mary Ann Cunningham, Vassar College. 
 - Twelfth edition. 
 - New York :  The McGraw-Hill Companies, Inc.,  2012. 
 - xxiii, 613 pages :  illustrations. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9780073383255 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences--Textbooks.
<br/><br/><label>LC Class. No.: </label>GE 105  / CUN 2012.