| 000 | 00408cam a22001337a 4500 | ||
|---|---|---|---|
| 008 | 180718b1982 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aZ4 G876 | ||
| 100 | _aGrigg, David | ||
| 245 |
_aThe dynamics of agricultural change: the historical experience _cby David Grigg |
||
| 260 |
_aLondon _bHutchinson _c1982 |
||
| 300 | _a260p. | ||
| 650 | _aAgricultural innovations | ||
| 650 | _aAgriculture - Economic aspects | ||
| 999 |
_c345051 _d345051 |
||