Guidelines for drinking-water quality. 

 - 2nd ed. 
 - Geneva :  World Health Organization,  1996 
 - xvi,973pg.  ill. ; 
<br/><br/><label>ISBN: </label>9241544600 (v. 1) : 9241544805 (v. 2) : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water supply
<br/><br/><label>LC Class. No.: </label>MED RA591  / W67