TY  - BOOK
AU  - Bais, V. S., Gupta U. S.
TI  - Enviroment and pollution: impact assessment
SN  - 8172110103
U1  - 363.73 
PY  - 1991///
CY  - New Delhi
PB  - Northern book centre
KW  - Environmental pollution
KW  - Pollution
ER  -