Erakusten 1 - 2 emaitzak -- 2 bilaketa honetara 'Spitzer, Herbert Frederick 1906-', Bilaketaren denbora: 0,01s Findu emaitzak
  1. 1

    Enrichment of arithmetic nork Spitzer, Herbert Frederick 1906-

    Argitaratua 1964
    Liburua

    Enrichment of arithmetic
  2. 2

    The teaching of arithmetic. nork Spitzer, Herbert Frederick 1906-

    Argitaratua 1948
    Liburua

    The teaching of arithmetic.

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