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  1. 1

    Innovations in science, and mathematics education in schools in the Soviet Union

    Wydane 1987
    Książka

    Innovations in science, and mathematics education in schools in the Soviet Union
  2. 2

    Science and Mathematics Education in the General Secondary School in the Soviet Union od Demidova, S.I

    Wydane 1986
    Książka

    Science and Mathematics Education in the General Secondary School in the Soviet Union

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