| 000 | 00496nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1965 xx 000 0 und d | ||
| 082 | _a630.973 U-4C | ||
| 100 | _aU.S. Department of Agriculture Economic Research Service | ||
| 245 | 0 | _aChanges in farm production and efficiency:a summary report | |
| 260 |
_aWashington _c1965 |
||
| 300 | _a25cm. 37 | ||
| 440 | _a(U.S.D.A. Statistical bulletin, no.233) | ||
| 650 | _aAGRICULTURE - - U.S. | ||
| 653 | _aAGRICULTURE - - U.S. | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c53011 _d53011 |
||