TY  - BOOK
ED  -  World Health Organization.
TI  -  International standards for drinking-water
U1  -  363.61 WOR 
PY  - 1971///
CY  -  Geneva : 
PB  -  World Health Organisation : 
KW  -  Drinking water
KW  -  Standards
N1  -  Includes bibliographical references (p. 64-67) and index
ER  -