000 00729nam a2200241Ia 4500
003 OSt
005 20221005023018.0
006 a|||||r|||| 00| 0
007 ta
008 221004b |||||||| |||| 00| 0 eng d
024 _a103905
037 _cTextual
040 _aCRL
_cCRL
_beng
041 _2eng
_aeng
082 _aB, K3
111 _aInternational working session on new teching methods for school mathematics (17th- nov : New York)
_9578973
245 0 _aMathematics to-day
_b guide for teachers
260 _aAustralia
_bOrganisation for economic co-operation and development
_c1963
500 _aDSK Collection
650 _aMATHEMATICS
942 _hB, K3
_cTEXL
_2cc
999 _c930361
_d930361