TY  - BOOK
AU  - World Health Organization
TI  - International standards for drinking - water
U1  - 614.7 
PY  - 1963///
CY  - Geneva
PB  - World Health Oraganization
KW  - WHO
KW  - Public health -- Epidemiology
N1  - Gift; Water Quality; WHO Standards; Public Health
ER  -