World Health Organization  <br/><br/>
Guidelines for drinking-water quality   

 - 2nd 
 - Geneva  WHO  2002 
 - 142p.  25cm. 
 -   .
<br/><br/>  
<br/><br/>  Drinking water - standards 
<br/><br/><label>ISBN: </label>9241545356 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drinking water - standards
<br/><br/><label>Dewey Class. No.: </label>WA675  / WHO