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008 008 250505s9999 xx 000 0 eng d
037 _aPeriodicals
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _qFEDL
245 0 _aMathematics teacher. Vols
490 _vVol 1
942 _cCR
999 _c1364096
_d1364096