LEADER 01218nam a2200301 i 4500 001 991000812699707536 005 20020507173916.0 008 971218s1973 uk ||| | eng 020 $a052120190X 035 $ab10760738-39ule_inst 035 $aLE01302704$9ExL 040 $aDip.to Matematica$beng 082 0 $a510 084 $aAMS 00A35 084 $aZDM D10 100 1 $aHowson, A. Geoffrey$0535079 245 10$aDevelopments in mathematical education :$bproceedings of the second International Congress on Mathematical Education /$cedited by A. G. Howson 260 $aCambridge :$bCambridge University Press,$c1973 300 $aix, 318 p. :$bdiagrs. ;$c22 cm. 500 $aIncludes bibliographical references and index 650 4$aMathematics-study and teaching$xCongresses 711 2 $aInternational congress on mathematical education <2. ; 1972 ; Exeter> 907 $a.b10760738$b21-09-06$c28-06-02 912 $a991000812699707536 945 $aLE013 D10 HOW11 (1973)$g1$i2013000093383$lle013$o-$pE0.00$q-$rl$s- $t0$u0$v0$w0$x0$y.i10855907$z28-06-02 996 $aDevelopments in mathematical education$9923042 997 $aUNISALENTO 998 $ale013$b01-01-97$cm$da $e-$feng$guk $h0$i1