Sankara subramaniyan.V <br/><br/>
Environmental Engineering - I 
 CIVIL 

 - 3rd 
 -  Lakshmi publications  2016 
 - 1.6pg  Rs:270 
 - 20616 .
<br/><br/><label>ISBN: </label>978-93-83103-24-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental
<br/><br/><label>Dewey Class. No.: </label>CIVIL