TY  - BOOK
AU  - Trivedi, P. R.
TI  - Encyclopaedia of world environment
SN  - 8176480401
U1  - 363.7 
PY  - 1999///
CY  - New Delhi
PB  - APH Publishing Corporation
KW  - Environmental sciences -- India
KW  - Human ecology -- India
KW  - Wild life
N1  - 5.v ; v.1 Ecology ; v.2 Environment ; v.3 Wild life ; v.4 Pollution ; v.5 Basic environment laws
ER  -