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

 - 4th ed 
 - New Delhi  Tata McGraw-Hill  2007 
 - xxii, 410p.   
<br/><br/>   
<br/><br/><label>ISBN: </label>9780070647725 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Environmental sciences 
<br/><br/><label>Dewey Class. No.: </label>502.1