000 00388 a2200145 4500
020 _a052163511X
082 _a338.1
_bUPT
090 _c15433
_d23309
100 _aUpton, Martin
245 _aThe Economics of tropical farming systems
260 _aNew York
_bCambridge University Press
_c1996
_g1996
300 _a[x],374p.
_c22cm
650 _aAgriculture - economic aspects
942 _cL
999 _c43531
_d43531