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521
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522
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523
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524
Intuition versus reason in the study of mathematics by high school students [microform]
Foilsithe / Cruthaithe 1974Visual Material -
525
Filosofia de las ciencias at pilosopiang makatuwiran manga kaparaanan sa pagtatalo at pangangatuwiran nang dalawang pilosopong makatuwiran [microform].
Foilsithe / Cruthaithe 1974Visual Material -
526
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527
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528
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529
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530


