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_c3156 _d3156 |
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| 003 | OSt | ||
| 005 | 20180618161542.0 | ||
| 008 | 180618b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9788176489430 | ||
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_a371.1 _bJOS |
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| 100 | _aJoshi, S R | ||
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_aTeaching of science _cS R Joshi |
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| 260 |
_aNew Delhi _bAPH _c2016 |
||
| 300 | _a383p. | ||
| 650 | _aEducation; | ||
| 650 | _aTeaching | ||
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