Cunningham, William P., <br/><br/>
Principles of environmental science :  inquiry and application/ 
William P. Cunningham 
 - 3rd  Edition 
 - New York :  McGraw-Hill Companies,  2006. 
 - iv, 428 pages :  colored images;  28 cm. 
<br/><br/> Includes Index. 
<br/><br/><label>ISBN: </label>9780072823394 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences--Textbooks.
<br/><br/><label>Dewey Class. No.: </label>363.7  / C917p