TY  - BOOK
AU  - Sharma,Harish chandra, x
AU  - x
TI  - Environmental pollution compliance: x
SN  - 8123902506 
U1  - 363.73/S531e 
PY  - 1974///
CY  - New Delhi
PB  - CBS
KW  - Pollution
KW  - Environment
ER  -