000 00634naa a2200157 4500
001 179768
090 _a179768
100 _a20040322 y0pory5003 ba
200 1 _aFormal setting as context for cognitive activities. empiri. study of arith. operat. under conflict. premi. for communi.
_fRoger Saljo, co-aut. Jan Wyndhamn
461 1 _aEuropean Journal Of Psychology Of Education
_vVol. 2, nÂș 3 (1987), p. 233-245
606 1 _aPsicologia e Educacao
686 _a3500 - Psicologia Educacional
700 1 _aSaljo
_bRoger
701 1 _aWyndhamn
_bJan
856 4 _uhttps://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/r4.htm