TY  - BOOK
AU  - World Health Organization
AU  - 
TI  - Guidelines for drinking water qualities: drinking- water quality control in small-community supplies
SN  - 92-4-154170-9
U1  - 628.16 
PY  - 1985///
CY  - Geneva
PB  - World Health Organisation
KW  - water quality
KW  - Bacteriological analysis
KW  - Community education and involvement
ER  -