TY  - BOOK
ED  - Water Pollution Control Federation
TI  - The status of municipal sludge management for the 1990s, december 2-5, 1990
AV  - TD768 S73 1990
PY  - 1990///]
CY  - Alexandria, virginia
PB  - Water Pollution Control Federation
KW  - Lodos de depuradoras
KW  - Congresos
N1  - "specialty conference"
ER  -