| 000 | 00401nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aVon Blanckenburg, P. | ||
| 245 | _aAgricultural extension systems in some African and Asian countries an analysis o | ||
| 260 | _aRome | ||
| 260 | _c1984 | ||
| 300 | _a75 p. | ||
| 440 | _aNo. 46; FAO Economic and Socia | ||
| 901 | _pS37455 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c115385 _d115385 |
||