| 000 | 00450nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 080 | _a633.11:63(071.7) | ||
| 245 | _aEffectiveness of crop demonstration : A study of whet demonstrations in Aligarh | ||
| 260 | _aNew Delhi | ||
| 260 | _bDelhi University Agricultural Economic Research Centre | ||
| 260 | _c1964 | ||
| 440 | _aNo. 1; Delhi University Agricu | ||
| 901 | _pS10093 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c121097 _d121097 |
||