TY  - BOOK
AU  - Maliviya, Shobha
AU  - Palharya, J P
AU  - Siriah, V K
TI  - Environmental impact of sewage and effluent disposal on the river system
SN  - 8170245400
CY  - Delhi
KW  - Biological observation
KW  - Environment
KW  - PhysiCo chemical parameters
KW  - River
ER  -