TY  - GEN
AU  - Upton , Martin
TI  - The Economics of tropical farming systems
SN  - 052163511x
U1  - 338.10913 
PY  - 1996///
CY  - Australia
PB  - Cambridge
KW  - AGRICULTURE ECONOMIC ASPECT TROPICS
KW  - ECONOMIC ASPECT AFRICA
KW  - AGRICULTURE
ER  -