Cunnigham, William P. <br/><br/>
Principles of Environmental science :  inquiry and applications / 
William P. Cunningham. 
 - 3rd ed. 
 - New York :  McGnaw Hill,  c2006. 
 - xviii, 428 p. : ill. 
<br/><br/> Includes glossary, index and appendices. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences.