Sarai, Darshan Singh <br/><br/>
Water treatment made simple for operators / 
Darshan Singh Sarai 
 - Hoboken, N.J. :  John Wiley,  2006 
 - 263 p. :  ill. ;  24 cm 
<br/><br/><label>ISBN: </label>0471740020 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Purification