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| 035 | _aUPN01000090680 | ||
| 100 | _aHOWARD, Jessica | ||
| 222 | _aHARVARD EDUCATIONAL REVIEW | ||
| 245 | _aOn teaching knowledge and middle ground | ||
| 260 | _aEstados Unidos | ||
| 300 | _a226-239 | ||
| 362 | _a1989 Vol. 59, no. 2, may. | ||
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| 653 | 0 | _aRELACIONES DE GRUPO | |
| 653 | 0 | _aSALON DE CLASES | |
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| 905 | _aArticulo | ||
| 905 | _aArticulo | ||
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