TY  - BOOK
AU  - Trivedi P.R.
TI  - Encyclopedia of Environmental Science
SN  - 0000023116
U1  - 620.803 
PY  - 1992///
CY  - New Delhi
PB  - Akashdeep
KW  -  Environmental
KW  -  Science
KW  - Encyclopedia
KW  - ENV ENGG ENCYCLOPEDIA
ER  -