| 000 | 00361 a2200121 4500 | ||
|---|---|---|---|
| 080 |
_a63(071.7) _bR 646 E |
||
| 245 | 1 |
_aExtension science _bInformation systems in agricultural development _cby N. Roling |
|
| 260 |
_aCambridge _bCambridge University Press _c1988 |
||
| 650 | _aAgricultural Extension | ||
| 100 | 1 |
_aRoling, N. _d |
|
| 300 | _a233 p. | ||
| 901 | _a199321 | ||
| 999 |
_c78350 _d78350 |
||