Mann, H.T <br/><br/>
Water Treatment and sanitation 

 - 2nd ed. 
 - London  Intermediate Technology Publications  1979 
 - 92 P.  Illustration 
<br/><br/><label>ISBN: </label>090303123X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>WATER
<br/><br/><label>Dewey Class. No.: </label>628.1  / M15