TY  - BOOK
AU  - Johnstor,R.J., -
AU  - -
TI  - Environmental problems: nature, ceonomy and state
U1  - 304.2/J73c 
PY  - 1992///
CY  - New Delhi
PB  - CBS Pub
KW  - Environment
KW  - Economy-Enivronmental aspects
N1  - -
ER  -