Walker, Rodger. <br/><br/>
Water supply, treatment and distribution / 
Rodger Walker. 
 - Englewood Cliffs, New Jersey :  Prentice-Hall,  c1978. 
 - xix, 420 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>0139460047 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-Supply engineering.