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008 210420s9999 xx 000 0 und d
020 _a968-417-180-3
040 _aBPGM
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041 _aspa
100 _aBERISTAIN MARQUEZ, ELOISA
245 0 _aMATEMATICA Y REALIDAD
260 _bPEDAGOGICAS
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336 _2rdacontent
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337 _2rdamedia
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338 _2rdacarrier
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490 _vV. 3
942 _cGENERAL
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999 _c19513
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