Mostrar 1 - 2 resultats de 2 per cerca 'Demidova, S.I', hora de la petició: 0.01sec Refinar resultats
  1. 1

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

    Publicat 1987
    Llibre

    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 per Demidova, S.I

    Publicat 1986
    Llibre

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

Eines de cerca: