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| 037 | _aDissertations | ||
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_aYadav Raj Pal Singh _9774730 |
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| 245 | 0 | _aSurvey of the existing conditions of the chemistry laboratories of the senior secondary schools in Delhi (Both in respect of functions and provisions) | |
| 260 | _c1985 | ||
| 300 | _a284p. | ||
| 546 | _aM.Ed. Dissertation (Delhi University) | ||
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_cDIS _h540.7, YAD/DI |
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| 999 |
_c1380827 _d1380827 |
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