Rao, P Venugopala <br/><br/>
Textbook of environmental engineering 

 - New Delhi  Prentice Hall  2002 
 - xii,268 p. 
<br/><br/><label>ISBN: </label>8120319303 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Engineeri ng
<br/><br/><label>Dewey Class. No.: </label>628  / R15