| 000 | 00354nam a2200121Ia 4500 | ||
|---|---|---|---|
| 001 | MPKV056023 | ||
| 008 | 120911s9999 xx 000 0 und d | ||
| 082 | _a338.1 | ||
| 245 |
_aAgricultural Economics Research vol.4-5 _c; |
||
| 246 | _aAgricultural Economics Research vol.4-5 | ||
| 260 |
_aWashingto _bU S D A _c1952-1953 |
||
| 650 | _aAgricultural Economics | ||
| 999 |
_c54017 _d54017 |
||