School organization and school achievement : a study based on achievement in mathematics in twelve countries /
Enregistré dans:
Auteur principal: | |
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Format: | Livre |
Langue: | English |
Publié: |
New York :
Wiley,
1967.
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Sujets: |
Table des matières:
- Data "collected by the International Project for the Evaluation of Educational Achievement (IEA)".