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

 - Geneva  World Health Organization  2002 
 - vii, 142 p.  : ill  ; 24 cm. 
<br/><br/><label>ISBN: </label>9241545356 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drinking water--Handbooks, manuals, etc.--Water quality--Water purification--Enteric hapetits viruses--Water--PRH
<br/><br/><label>Dewey Class. No.: </label>363.610218  / WHO