| 000 | 00652naa a2200169 4500 | ||
|---|---|---|---|
| 001 | 84058 | ||
| 090 | _a84058 | ||
| 100 | _a20040322 y0pory5003 ba | ||
| 200 | 1 |
_aConceptual change in mathematics _efrom rational to unreal numbers _fErno Lehtinen, co-aut. Kaarina Merenluoto, co-aut. Eero Kasanen |
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| 461 | 1 |
_aEuropean Journal Of Psychology Of Education _vVol. 12, nº 2 (1997), p. 131-145 |
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| 606 | 1 | _aPsicologia e Educacao | |
| 686 | _a3500 - Psicologia Educacional | ||
| 700 | 1 |
_aLehtinen _bErno |
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| 701 | 1 |
_aMerenluoto _bKaarina |
|
| 701 | 1 |
_aKasanen _bEero |
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| 856 | 4 | _uhttps://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/r4.htm | |