Twort, A. C.  1920- <br/><br/>
Water supply / 
A. C. Twort, R. C. Hoather, F. M. Law. 
 - 2nd ed. / 
 - London :  Edward Arnold,  c1974. 
 - 478 p. :  ill. ;  23 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0713133139 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply engineering.
<br/><br/><label>LC Class. No.: </label>TD345  / .T96 1974 
<br/><br/><label>Dewey Class. No.: </label>628.1