TY  - BOOK
AU  - Trivedi, P.R.
TI  - Encyclopedia of world environment: environment vii. 
SN  - 8176480428
AV  - AE5. T7 1999 
PY  - 1999///
CY  - New Delhi
PB  - A.P.H.
KW  - Encyclopedia and dictionaries - world environment - environment
ER  -