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| 100 | _aVinay Kumar | ||
| 245 | 0 | _aCritical study of the development of biology curriculum at secodnary and higher secondary level under 10+2 scheme | |
| 260 | _c1979 | ||
| 300 | _a75p. | ||
| 546 | _aM. Ed. Dissertation (Delhi University) | ||
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