| 000 | 00402nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1977 xx 000 0 und d | ||
| 082 | _a338.1 R54A | ||
| 100 | _aRISTON, Christopher | ||
| 245 | 0 | _aAgricultural economics: principles and policy | |
| 260 |
_bLondon _c1977 |
||
| 300 | _a409p | ||
| 650 | _aAGRICULTURE -- ECONOMIC ASPECTS | ||
| 653 | _aAGRICULTURE -- ECONOMIC ASPECTS | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c73400 _d73400 |
||