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| 037 | _aDissertations | ||
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| 245 | 0 | _aInvestigation into the relationship between the attitude and the achievement in arithmetic of-class 9th boys of higher secondary schools of Delhi | |
| 260 | _c1961 | ||
| 300 | _a54p. | ||
| 546 | _aM.Ed. Dissertations, 1961 (Delhi University) | ||
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