TY  - BOOK
AU  - Mishra, Sheo Gopal
AU  - Tiwari, Sunil Dutt
TI  - Vayu pradushan
SN  - 81-85892-06-3
U1  - 363.7392 21st
PY  - 1994///
CY  - Delhi
PB  - Gyan Ganga
KW  - Air-Pollution; Acid rain; Sulphur oxides
ER  -