P. Venugopala Rao <br/><br/>
Principles of environmental science and engineering   

 - New Dehli  Prentice Hall of India  2006 
 - 276 p.       
<br/><br/>
<br/><br/><label>ISBN: </label>8120328930 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science
<br/><br/><label>Dewey Class. No.: </label>333 . 7  RAP  /