TY  - BOOK
AU  - A. K. Tripathi
TI  - Protect global earth series air pollution Vol 1
SN  - 81-7024-521-4
U1  - 363.7392 
PY  - 1993///
CY  - New Delhi
PB  - Ashish Publishing House.
N1  - A. K. Tripathi: Protect global earth series air pollution Vol 1.  New Delhi.  Ashish Publishing House., 1993. 81-7024-521-4--(363.7392TRI)
ER  -