TY  - BOOK
AU  - Patro, L. R.
AU  - Panigrahy, R. L.
TI  - Environmental pollution and hazards
SN  - 9788183563215
U1  - 664.028 PAT 
PY  - 2016///
CY  - New Delhi
PB  - Discovery Publishing House
KW  - Pollution
ER  -