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

 - Geneva  World health organisation  2002 
 - 142p. 
<br/><br/><label>ISBN: </label>9241545356 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drinking Water-Standaus
<br/><br/><label>Dewey Class. No.: </label>333.9122 WOR