| 000 | 00350 am a2200121 a 4500 | ||
|---|---|---|---|
| 245 | 1 | _aThe labor required and its distribution in Missouri farm crop production | |
| 260 |
_aColumbia _bMissouri Agricultural Experiment Station _c10/1944 |
||
| 300 | _a31p. | ||
| 100 | 1 |
_aB.H. Frame _d |
|
| 942 |
_2udc _cB |
||
| 440 | _a383, res. bull. | ||
| 901 | _aS25691 | ||
| 999 |
_c100019 _d100019 |
||