| 000 | 004110000a22001690004500 | ||
|---|---|---|---|
| 020 | _a0-19-859461 5 | ||
| 060 | _a100 | ||
| 082 | _a631.091 3 RUT | ||
| 100 | _aRuthenberg, Hans | ||
| 245 | _aFarming systems in the tropics | ||
| 250 | _a2 | ||
| 260 | _aoxford, Clarendon press | ||
| 260 | _c1976 | ||
| 300 | _a366 | ||
| 650 | _aFarming - tropics/ Agriculture - tropics/ crop producation | ||
| 942 | _cBK | ||
| 999 |
_c205406 _d205406 |
||