| 000 | 00373 am a2200121 a 4500 | ||
|---|---|---|---|
| 245 | 1 | _aSupervised practice in vocational agriculture in lowa | |
| 260 |
_aLowa _c1941 |
||
| 300 | _a3-32 p. | ||
| 100 | 1 | _aSweany, Harvey Paul, Starrak, J.A. | |
| 942 |
_2udc _cB |
||
| 440 | _aAgriculture Bulletin No. P29 \(New Series\) Lowa Agricultural Experiment Station. | ||
| 901 | _aS11134 | ||
| 999 |
_c100844 _d100844 |
||