TY  - BOOK
AU  - Chhatwal, G.R.
TI  - Encyclopaedia of environmental technology . Vol. 2
SN  - 8126102071
U1  - 333.703 
PY  - 1999///
CY  - New Delhi
PB  - Anmol pub
KW  - Land Economics
KW  - Economics
ER  -