| 000 | 00358nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 161118s2016 xx 000 0 und d | ||
| 082 | _a338.1 H3E2 | ||
| 100 | _aHeady, Earl O | ||
| 245 | 0 | _aEconomic Models and Quantitative Methods for Decision and Planning in Agricultur | |
| 260 |
_aAmes _bIowa State University Press _c1971 |
||
| 300 | _a518p. | ||
| 942 | _2ddc | ||
| 999 |
_c8230 _d8230 |
||