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| 005 | 20220729163739.0 | ||
| 008 | 220729b ||||| |||| 00| 0 eng d | ||
| 020 | _a0706997190 | ||
| 100 | _aJ . C . Aggarwal | ||
| 245 | _aEssential of Education Technology | ||
| 260 |
_aNew Delhi _bVikash Publishing |
||
| 300 |
_aPage No.463 _bPB |
||
| 650 | _2India Education | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c1362 _d1362 |
||