TY  - GEN
AU  - Letterman, Raymond D. ed.
ED  - American Water Works Association
TI  - Water quality and treatment : a handbook of community water supplies
SN  - 0070016593
PY  - 1999///
CY  - New York
PB  - McGraw-Hill
KW  - WATER QUALITY
KW  - WATER TREATMENT
KW  - WATER SUPPLY
N1  - Bibliography and index included
ER  -