Rao,Venugopala P. <br/><br/>
Textbook of environmental engineering 
P. Venugopala Rao 
 - Delhi  Prentice Hall of India  2002 
 - xii, 268p.:ill. ; 22cm. 
<br/><br/><label>ISBN: </label>8120319303 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental engineering <br/>Pollution <br/>Environmental protection
<br/><br/><label>Dewey Class. No.: </label>628  / RAO