000 | 00471nam a22001577a 4500 | ||
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003 | OSt | ||
005 | 20220830112941.0 | ||
008 | 220830b ||||| |||| 00| 0 eng d | ||
020 | _a817579293014 | ||
100 | _a मंगल एस . के . , Mangal S. K . | ||
245 | _aशैक्षिक तकनीक , Educational Technology | ||
260 |
_aMeerut _bInternational Publishing House |
||
300 | _aPage No.268 | ||
650 | _2India Education | ||
942 |
_2ddc _cBK |
||
999 |
_c1895 _d1895 |