000 00284nam a22001217a 4500
082 _a510
_bICM
_cL-2;P-71
100 _aICM
245 _aNew trends in mathematics teaching
_cICM
260 _aFrance.;
_bUnesco,
_c1966.
300 _a2 v.
_bill. ;
_c21 cm. +
650 _aMCE
942 _cBK
999 _c3632
_d3632