TY  - BOOK
AU  - Brown, Lester R.
TI  - State of the world: a Wolrdwatch Institute report on progress toward sustainable society 
SN  - 9788173712456
U1  - 574.5 
PY  - 1997///
CY  - Madras
PB  - Earthworm Books 
KW  - Environment
KW  - Crop management
KW  - Ecology
KW  - वातावरण
KW  - फसल प्रबंधन
KW  - पारिस्थितिकीय
N1  - Includes index
ER  -