| Tag | Indicator | Content |
|---|---|---|
| 020 | ## | $a0-521-48340-9 |
| 041 | ## | $aEnglish |
| 082 | ## | $a338.10913 |
| 100 | 0# | $aMartin Upton |
| 245 | 04 | $aThe economics of tropical farming systems |
| 260 | ## | $aCambridge $bCambridge University $c1996 |
| 300 | ## | $axiv, 374 p. $bfig., table $c23 cm |
| 500 | ## | $aIncludes index. |
| 650 | 00 | $aAGRICULTURE - Economic aspects - Tropics |