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| 005 | 20250220125144.0 | ||
| 008 | 250220s9999||||xx |||||||||||||| ||und|| | ||
| 020 |
_a8172510152 _c620 |
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| 040 | _aMAIN | ||
| 041 | _aEnglish | ||
| 082 |
_a370 _bYAD |
||
| 100 | _aYadav, R. S. | ||
| 245 | 3 | _aAn advanced educational technology | |
| 260 |
_aAllahabad _bHorizon publishers _c1997 |
||
| 300 | _a398p. | ||
| 650 | _aEducation | ||
| 942 | _cBK | ||
| 999 |
_c22853 _d22853 |
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