Walker, Rodger <br/><br/>
Water supply, treatment, and distribution / 
Rodger Walker 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1978 
 - xix, 420 p. :  ill. ;  25 cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0139460047 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply engineering