TY  - BOOK
AU  -  World Health Organization 
TI  - Guidelines for drinking-water quality
SN  - 92 4 154514 3
U1  - WA675 
PY  - 1998///
CY  - Geneva
PB  - WHO
KW  - Drinking water - standards
N1  -  Addendum to volume 1 recommendations
N2  -  Drinking water - standards
ER  -