P. Venugopala Rao <br/><br/>
Principles of Environmental Science and Engineering 

 - New Delhi  Prentice Hall Of Indai Pvt  Limited  2006 
 - 275p 
<br/><br/>P. Venugopala Rao: Principles of Environmental Science and Engineering.  New Delhi.  Prentice Hall Of Indai Pvt  Limited, 2006. 81-203-2893-0 Rs. 225.00--(363.7RAO)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>81-203-2893-0 
<br/><br/><label>Dewey Class. No.: </label>363.7  / RAO