TY  - BOOK
ED  - Water Pollution Control Federation.
TI  - Operation of extended aeration package treatment plants. manual of practice om-7: Operations and maintenance
SN  - 0943244609
AV  - TD758 O64
PY  - 1985///
CY  - Washington, D.C.
PB  - Water Pollution Control Federation
KW  - Aguas residuales
KW  - Purificacion
KW  - Ventilacion
KW  - Plantas depuradoras de agua
KW  - Estados Unidos
KW  - Manuales
ER  -