TY  - BOOK
AU  - Simpson, Brent M
TI  - The roots of change: human behaviour and agricultural evolution in Mali
T2  - IT studies in indigenous knowledge and development
SN  - 9781853394683
AV  - HD 1333 Sim 
PY  - 1999///
CY  - London
PB  - Intermediate Technology Publications Ltd
KW  - EVOLUTION OF LOCAL AGRICULTURAL SYSTEMS
KW  - LOCAL AGRARIAN CHANGE
KW  - ADAPTATION AND SPREAD OF NEW AGRICULTURAL PRACTICES
ER  -