000 00585naa a2200145 4500
001 134043
090 _a134043
100 _a20040322 y0pory5003 ba
200 1 _aThinking and authority in elementary-school mathematics tasks
_fRalph Putnam
463 1 _eJai Press, 1992
_vGreenwich
_vp. 161-189
_tAdvances in research on teaching. vol 3 - planning and managing learning tasks and activities
_012879
606 1 _aPsicologia Educacional
686 _a3500 - Psicologia Educacional
700 1 _aPutnam
_bRalph
856 4 _uhttps://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/e2.htm