TY  - BOOK
ED  - Worldwatch Institute (India)
TI  - State of the world 1991: a worldwatch Institute report on progress toward a sustain
SN  - 81-85552-01-0
U1  - 330.9 
PY  - 1991///
CY  - New Delhi
PB  - WWI
KW  - Economic history
ER  -