| 000 | 00378 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 |
_a _d |
|
| 245 | 1 | _aEstimating agricultural costs of production workshop proceedings | |
| 260 |
_aWashington _c1979 |
||
| 300 | _a1-82 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aAgriculture U.S Depaertment of Agriculture Economics, Statistics, and cooperative service. ESCS NO.56 | ||
| 901 | _aS33535 | ||
| 999 |
_c103155 _d103155 |
||