| 000 | 00520nam a2200133Ia 45e0 | ||
|---|---|---|---|
| 008 | 131119n1971 xxu |||gr||||Z||||||eng | ||
| 082 | _a338 | ||
| 100 |
_aHeady, Earl O., _eAuthor., |
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| 245 | 0 |
_aEconomic Models and Quantitative Methods for Decisions and Planning in Agriculture _cEarl O. Heady _hTextual Documents |
|
| 260 |
_aAmes _bIOWA State University Press, _c1971 |
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| 300 | _a518. | ||
| 653 | _aProduction | ||
| 942 |
_2ddc _cTXT |
||
| 999 |
_c30581 _d30581 |
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