School organization and school achievement : a study based on achievement in mathematics in twelve countries /
Salvato in:
Autore principale: | |
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Natura: | Libro |
Lingua: | English |
Pubblicazione: |
New York :
Wiley,
1967.
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Soggetti: |
Sommario:
- Data "collected by the International Project for the Evaluation of Educational Achievement (IEA)".