TY  - BOOK
AU  - Upton,Martin
TI  - The economics of tropical farming systems
SN  - 0521482895 hardback
AV  - HD2117 U68 1996
PY  - 1996///
CY  - New York
PB  - Cambridge University press
KW  - Agriculture
KW  - Economic aspects
KW  - Africa
KW  - Tropics
N1  - Includes index
ER  -