| 000 | 00361cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b1989 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aZ12x5412 R211 | ||
| 100 | _aRay, G.L. | ||
| 245 |
_aStudies in agricultural extension and management _cby G.L.Ray |
||
| 260 |
_aDelhi _bMittal _c1989 |
||
| 300 | _a163p. | ||
| 650 | _aAgricultural extension - India - West Bengal | ||
| 999 |
_c352608 _d352608 |
||