| 000 | 00348nam a2200121Ia 4500 | ||
|---|---|---|---|
| 001 | MPKV110032 | ||
| 008 | 120911s9999 xx 000 0 und d | ||
| 082 | _a338.1 | ||
| 245 |
_aAgricultural Economics Research vol.32 _c; |
||
| 246 | _aAgricultural Economics Research vol.1-3 | ||
| 260 |
_aWashingto _bU S D A _c1980 |
||
| 650 | _aAgricultural Economics | ||
| 999 |
_c73354 _d73354 |
||