Environmental impact of sewage and effluent disposal on the river system
Palharya, J P
Environmental impact of sewage and effluent disposal on the river system - New Delhi: Ashish Publishing House, 1993 - 179p.
Science
Environmental science Pollution
628.39 / N3
Environmental impact of sewage and effluent disposal on the river system - New Delhi: Ashish Publishing House, 1993 - 179p.
Science
Environmental science Pollution
628.39 / N3