Elangovan, R. and Saseetharan, M. K. <br/><br/>
Unit operations in environmental engineering 

 - Calcutta  ; New Age International  , 1997 
 - 178p. 
<br/><br/><label>ISBN: </label>8122410979  95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Engineering
<br/><br/><label>Dewey Class. No.: </label>628  / ELA