TY  - RPRT
TI  - Chemical quality of public water supplies of the United States and Puerto Rico, 1962
AU  - Charles N. Durfor
AU  - Edith Becker
PY  - 1964
DO  - 10.3133/ha200
UR  - https://pubs.usgs.gov/publication/ha200
ID  - ha200
ER  -