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

 - 4th 
 - New Delhi  Tata McGraw Hill  2008 
 - 410 
<br/><br/><label>ISBN: </label>9780070647725 
<br/><br/><label>Standard No.: </label>116339 
<br/><br/><label>Subjects--Index Terms: </label>Environmrntal system 
<br/><br/><label>Dewey Class. No.: </label>333.7  / CUN