| 000 | 00355nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130225s9999 xx 000 0 und d | ||
| 100 | _aGoodsell, Wylie D. | ||
| 245 | _aCost and utilization of power and labor on Iowa farms | ||
| 260 |
_aAmes _c1939 |
||
| 300 | _a318-363 p. | ||
| 440 | _aIowa Agricultural Experiment | ||
| 901 | _a42037 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c7906 _d7906 |
||