Cunningham, William P. <br/><br/>
Principles of environment science : inquiry and applications / 
William P. Cunningham 
 - Boston :   McGraw-Hill,   c2009. 
 - xxiii, 408 p. : col. ill. ;   28 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>	978-0-07-128448-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Environmental sciences- Textbooks.
<br/><br/><label>Dewey Class. No.: </label>Circ. 	363.7 C973p 2009