Status of water supply and waste water collection treatment and disposal in class ii towns of India
by Central Board for the Prevention
- New Delhi Central Board for the Prevention and Control of Water Pollu
- 31p.
- Control of Urban Pollution Series: Cups/6/1979-80 .
Wateruse - India
Water_supply - India
Water pollution
V43x54 St29
Wateruse - India
Water_supply - India
Water pollution
V43x54 St29
