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| 003 | OSt | ||
| 005 | 20240801165710.0 | ||
| 008 | 180813b xxu||||| |||| 00| 0 eng d | ||
| 040 |
_aOCLC _bEnglish |
||
| 082 |
_223 _a371.33 _bMAN |
||
| 100 | _aMangal,S.K. | ||
| 245 | _aEducational Technology | ||
| 260 |
_aLudhiana, _bParkash Brothers |
||
| 300 |
_a304p _c21cm |
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| 942 |
_2ddc _cBK |
||
| 999 |
_c93 _d93 |
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