Guidelines for drinking-water quality 
/ World Health Organization 
 - 2nd ed. 
 - Geneva:   World Health Organization,   1997 
 - xii, 238p. 
<br/><br/> Vol. 3 (Drinking-water quality control in small-community supplies) 
<br/><br/><label>ISBN: </label>9241545038 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drinking water-Standards
<br/><br/><label>Subjects--Index Terms: </label>Analytical chemistry Water quality 
<br/><br/><label>Universal Decimal Class. No.: </label>R 628.1.033  / N7