| 000 | 00385nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 140317s9999 xx 000 0 und d | ||
| 082 | _a630 | ||
| 100 | _aHeady,E.O. | ||
| 245 | _aAgricultural production functions. | ||
| 260 |
_aLudhina _bKalyani Publishers _c1961 |
||
| 300 | _a667 | ||
| 650 | _aAgriculture | ||
| 653 | _aAgriculture | ||
| 700 | _aDillon,John L. | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c6634 _d6634 |
||