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| 037 | _aDissertations | ||
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| 041 |
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_a574.07, KUM/DI _qFEDL |
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_aKumar Usha _9772724 |
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| 245 | 0 | _aStudy of the problems faced by teachers teaching biology at secondary level in Meerut region | |
| 260 | _c1983 | ||
| 300 | _aii,74p. | ||
| 546 | _aM. Ed. dissertations, 1982-83 (Delhi University) | ||
| 942 |
_cDIS _h574.07, KUM/DI |
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| 999 |
_c1375545 _d1375545 |
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