TY  - BOOK
ED  - India
TI  - Manual on sewerege and sewage treatement
U1  - 628.302 
PY  - 1980///
CY  - New Delhi
PB  - The Author
KW  - Sewage
KW  - Purification
KW  - Water
KW  - Sewage irrigation
KW  - India
ER  -