| 000 | 00381nam a2200157Ia 4500 | ||
|---|---|---|---|
| 082 |
_a338.1091 _bG857.AS |
||
| 100 | _aGrigg, D. B | ||
| 245 |
_aAgricultural systems of the world; and evolutionary approach _b |
||
| 260 |
_aCambridge _bCambridge University Press _c1974 |
||
| 300 | _ax, 358p. | ||
| 500 | _a | ||
| 690 | _a | ||
| 700 | _a | ||
| 964 |
_a _b _c _d _e _f _g |
||
| 921 | _a4574 | ||
| 999 |
_c4574 _d4574 |
||