TY  - BOOK
AU  - x, x
AU  - Trivedi,P.R.; Raj,Gurdeep
TI  - Environmental Ecology: x
SN  - 8171582435
U1  - 574.526/E61 
PY  - 1992///
CY  - New Delhi
PB  - Akashdeep
KW  - Ecology
KW  - Environment
N1  - x
ER  -