Cunningham, William P. <br/><br/>
Environmental science :  a global concern / 
William P. Cunningham, Mary Ann Cunningham, Barbara Woodworth Saigo. 
 - 7th edition. 
 - New York, NY :  McGraw-Hill Education,  2003. 
 - xvii, 616 pages :  illustrations ;  23 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0-07-029426-7 Pbk, Bp. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences.<br/>Environment--Protection.
<br/><br/><label>LC Class. No.: </label>GE 105 C86 2003 CTE