TY  - BOOK
AU  - Pontius, Frederick W.
TI  - Water quality and treatment: A handbook of community water supplies
SN  - 0070015406
U1  - 628.16 A45W 
PY  - 1990///
CY  - New York
PB  - McGraw Hill
KW  - Water purification, Water quality, Water supply, American water association
ER  -