| 000 | 00289nam a2200085Ia 4500 | ||
|---|---|---|---|
| 008 | 170620s9999 xx 000 0 und d | ||
| 100 | _aAggarwal- J. C. | ||
| 245 | 0 | _aEssentials of Educational Technology- Teaching Learning- Innovation in education | |
| 260 | _bNew Delhi- Vikas Publishing House Pvt. Ltd. | ||
| 260 | _c2006 | ||
| 999 |
_c23911 _d23911 |
||