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| 082 | 0 | _a510.71 642v1 | |
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_aLester, Frank K. _eed. |
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_aSecond handbook of reserch on mathematics teaching and learning : _ba project of the national council of teachers of mathematics |
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_aCharlotte : _bInformation Age, _c2007. |
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_axiv, 667, [41] p. : _bil., gráfs. |
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| 490 | 0 | _aSecond handbook of reserch on mathematics teaching and learning : a project of the national council of teachers of mathematics | |
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| 650 | 4 | _aINVESTIGACION | |
| 650 | 4 | _aMATEMATICAS | |
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