Mann, H.T.  <br/><br/>
Water treatment and sanitation: a handbook of simple methods for rural areas in developing countries  (Book) 

 - Rev. ed. 
 - London  Intermediate Technology  1976 
 - 90 p. 21 cm. 
<br/><br/><label>ISBN: </label>090303123X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public health--Developing countries--Handbooks, manuals, etc. Waste water. Disposal--Developing countries
<br/><br/><label>Universal Decimal Class. No.: </label>663.632 MAN  / 6092