| 000 | 00425nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 080 | _a631.164.23 | ||
| 100 | _aWetzstein, M.E. | ||
| 245 | _aEconomic simulation of risk efficiency among alternative double-crop machinery s | ||
| 260 | _aAthens | ||
| 260 | _c1986 | ||
| 300 | _a41 p. | ||
| 440 | _aNo. 342; Georgia Agriculture E | ||
| 901 | _pS39172 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c120634 _d120634 |
||