TY  - BOOK
AU  - Letterman, Raymond D.
TI  - Water quality and treatment : a handbook of community water supplies
SN  - 9780070016590
U1  - 628.1221 LET-R 
PY  - 1999///
CY  - NY
PB  - McGraw-Hill
KW  - Water-supply --United States
KW  - Water qualityﾠ
KW  - Water --Purification --United Statesﾠ
ER  -