Cunningham, William P. <br/><br/>
Principles of environmental science :  inquiry and applications / 
William P. Cunningham and Mary Ann Cunningham. 
 - Fourth edition. 
 - Boston :  McGraw-Hill Higher Education,  ©2008. 
 - xxii, 410 pages :  Illustrations ;  28 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9780073050898 (Paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences.
<br/><br/><label>LC Class. No.: </label>GE105 CUN