TY  - BOOK
AU  - Patro, L. R.
ED  - Panigrahy, R. L.
TI  - Environmental pollution and hazards
SN  - 9788183563215
U1  - 333.7 
PY  - 2008///
CY  - New Delhi
PB  - Discovery Publishing House 
KW  - Pollution
KW  - Environmental  hazards
ER  -