TY  - BOOK
ED  - India
TI  - Compendium of environment sattistics 1997
U1  - 628.53 
PY  - 1997///
CY  - New Delhi
PB  - Central Statistics Organisation
KW  - Air
KW  - Pollution
KW  - Measurement
KW  - India
KW  - Air quality
ER  -