000 00647nam a2200217 a 4500
005 20210219153250.0
008 991125n 000 0 u
035 _aUPN01000087335
100 _aPirie, Susan
222 _aLANGUAGE AND EDUCATION :
_bAN INTERNATIONAL JOURNAL
245 _aMathematical discussion : incoherent exchanges or shared understandings?
300 _a273-286
362 _a5, No. 4, 1991
505 _aAbril 1993
653 0 _aANALISIS DEL DISCURSO
653 0 _aAPRENDIZAJE INCIDENTAL
653 0 _aCOMUNICACION INTERPERSONAL
653 0 _aENSE\197ANZA MATEMATICA
904 _aAC
_b025146
905 _aArticulo
999 _c72526
_d72526