Dr. Krishna Gopal <br/><br/>
Water and Waste Water 
Dr. Krishna Gopal 
 - 1st ed. 
 - New Delhi, India  A.P.H. Publishing Corporation  2007 
 - x, 173p.  ill.  22cm 
<br/><br/><label>ISBN: </label>9788131302620  RM58.20 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water Supply