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| 008 | 008 250505s9999 xx 000 0 eng d | ||
| 037 | _aDissertations | ||
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_aFEDL _beng _cFEDL |
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| 041 |
_aeng _2eng |
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| 084 |
_a574, DUB/DI _qFEDL |
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| 100 |
_aDubey Shashi _9775010 |
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| 245 | 0 | _aStudy the effectiveness of lab-oriented methodology in biological sciences at middle school stage | |
| 260 | _c1986 | ||
| 300 | _a58p. | ||
| 546 | _aM. Ed. Dissertation (Delhi University) | ||
| 942 |
_cDIS _h574, DUB/DI |
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| 999 |
_c1381913 _d1381913 |
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