TY  - BOOK
AU  - Trivedi, P.R.
TI  - Encyclopedia of world environment: ecology v.1. 
SN  - 8176480401
AV  - AE5.T7 1999 v.1 
PY  - 1999///
CY  - New Delhi
PB  - APH
KW  - Encyclopedia - and dictionaries - world environment - ecology
ER  -