TY  - BOOK
AU  - Chhatwal, G. R.
AU  - Katyal, Mohan
AU  - Katyal, T.
TI  - Environmental Water Pollution And Its Control
SN  - 8170412145
U1  - 363.73946 
PY  - 1989///
CY  - New Delhi
PB  - Anmol Publications Pvt. Ltd.
KW  - Social problems and services
KW  - Social sciences
KW  - Control
KW  - Water pollution
ER  -