TY  - BOOK
AU  - Bansal, V.K.
AU  - Garg, M.R.
AU  - Tiwana, N.S.
TI  - Environmental Pollution And Protection
SN  - 8171005276
U1  - 363.73 
PY  - 2006///
CY  - New Delhi
PB  - Deep & Deep Publications
ER  -