TY  - BOOK
AU  -  World health Organization 
TI  - Guidelines for drinking-water quality
SN  - 92 4 154674 3
U1  - WA675 
PY  - 2006///
CY  - Geneva
PB  - W H O
KW  - Water-Standards
KW  - Potable Water -Standards
N2  -  Potable Water -Standards, Water-Standards
ER  -