Educational achievements of thirteen-year-olds in twelve countries : results of an international research project, 1959-61 /
保存先:
| 第一著者: | |
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| フォーマット: | 図書 |
| 言語: | English |
| 出版事項: |
Hamburg :
UNESCO Institute for Education,
1962.
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| シリーズ: | International studies in education (Hamburg, Germany) ;
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| 主題: |
| 物理的記述: | 68 p. |
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