| 000 | 00356nam a2200121Ia 4500 | ||
|---|---|---|---|
| 001 | MPKV055257 | ||
| 008 | 120911s9999 xx 000 0 und d | ||
| 082 | _a338.1 | ||
| 245 |
_aJournal of Farm EconomicsVol 42 _c; |
||
| 246 | _aJournal of Farm EconomicsVol 42 | ||
| 260 |
_aUSAR _bAmerican Farm Economics Association _c1960 |
||
| 650 | _aAgricultural Economics | ||
| 999 |
_c53253 _d53253 |
||