Guidelines for drinking-water quality. 

 - 4th ed. 
 - Geneva :  WHO,  2011. 
 - xxiii, 541 p :  ill. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9789241548151 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drinking water--Standards--Handbooks, manuals.<br/>Water quality--Standards--Handbooks, manuals.<br/>Water--Microbiology--Handbooks, manuals.
<br/><br/><label>LC Class. No.: </label>TD215  / .W67