Cunningham, William P. <br/><br/>
Principles of environmental science :   inquiry and applications.  

 - 4th ed. 
 - New Delhi:   Tata McGraw-Hill Publishing Company Ltd,   2007. 
 - xxii, 410 p. :   ill. ;   28 cm. 
<br/><br/><label>ISBN: </label>9780070647725 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.
<br/><br/><label>Dewey Class. No.: </label>REF CUN