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| 003 | OSt | ||
| 005 | 20220930195005.0 | ||
| 006 | a|||||r|||| 00| 0 | ||
| 007 | ta | ||
| 008 | 220926b |||||||| |||| 00| 0 eng d | ||
| 024 | _a13515 | ||
| 037 | _cDissertations | ||
| 040 |
_aCRL _cCRL _beng |
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| 041 |
_2eng _aeng |
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| 100 |
_aRoll No. 120 _9563803 |
||
| 110 | _aUniversity of Delhi. Faculty of Education. Department of Education | ||
| 245 | 0 | _aInvestigation into the problems faced by the science teachers working in Higher Secondary School of Delhi | |
| 260 | _c1975 | ||
| 650 | _aEDUCATION | ||
| 700 | _aUniversity of Delhi. Faculty of Education. Department of Education | ||
| 942 |
_cDIS _2CC |
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| 999 |
_c898438 _d898438 |
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