1 - 3 toradh á dtaispeáint as 3 toradh san iomlán ar an gcuardach 'Pergamon', am iarratais: 0.09s Beachtaigh na torthaí
  1. 1

    The IEA study of science III changes in science education and achievement

    Foilsithe / Cruthaithe 1992
    LEABHAR

    The IEA study of science III changes in science education and achievement
  2. 2

    The IEA study of science II Science achievement in twenty-three countries de réir Postlethwaite, T. Neville

    Foilsithe / Cruthaithe 1991
    LEABHAR

    The IEA study of science II Science achievement in twenty-three countries
  3. 3

    Science achievement in seventeen countries: preliminary report by International Association for the Evaluation of Educational Achievement.

    Foilsithe / Cruthaithe 1988
    LEABHAR

    Science achievement in seventeen countries: preliminary report by International Association for the Evaluation of Educational Achievement.

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