Kaul,S.N. <br/><br/>
Waste Water Engineering Vol-I 
S.N.Kaul 
 -  Vol-i 
 - New Delhi  A P H Publishing corporation  2006 
 - 521p. 
<br/><br/> H.B 
<br/><br/><label>ISBN: </label>8176489891 
<br/><br/><label>Dewey Class. No.: </label>628.3 KAU