Educational achievements of thirteen-year-olds in twelve countries : results of an international research project, 1959-61 /
Bewaard in:
| Hoofdauteur: | |
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| Formaat: | Boek |
| Taal: | English |
| Gepubliceerd in: |
Hamburg :
UNESCO Institute for Education,
1962.
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| Reeks: | International studies in education (Hamburg, Germany) ;
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| Onderwerpen: |
| Fysieke beschrijving: | 68 p. |
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