Отображение 1 - 2 результаты of 2 для поиска 'Third International Mathematics and Science Study-Repeat (TIMSS-R)', время запроса: 0.01сек. Отмена результатов
  1. 1

    English language proficiency and contextual factors influencing mathematics achievement of secondary school pupils in South Africa. по Howie, Sarah

    Опубликовано 2002
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    English language proficiency and contextual factors influencing mathematics achievement of secondary school pupils in South Africa.
  2. 2

    Mathematics and science performance in grade 8 in South Africa 1998/1999 TIMSS-R 1999 South Africa по Howie, Sarah J.

    Опубликовано 2001
    ‌

    Mathematics and science performance in grade 8 in South Africa 1998/1999 TIMSS-R 1999 South Africa

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