Sarai, Darshan Singh <br/><br/>
Water treatment made simple for operators 

 - N. Jersey  John Wiley & Sons  2006 
 - viii, 263p. 
<br/><br/><label>ISBN: </label>0-471-74002-0 
<br/><br/><label>Subjects--Index Terms: </label>Water purification 
<br/><br/><label>Dewey Class. No.: </label>628.16  / SAR