| 000 | 00428nam a2200097Ia 4500 | ||
|---|---|---|---|
| 008 | 241028s9999||||xx |||||||||||||| ||und|| | ||
| 100 | _aWINKLEMAN, Don | ||
| 245 | 0 | _aTraditional farmer:Maximization and mechanization. | |
| 260 |
_bOECD _c1972 |
||
| 650 | _a AGRICULTURE | MECHANIZATION | GREEN REVOLUTION | ||
| 999 |
_c77725 _d77725 |
||