Achievement in mathematics : a national study of secondary schools /
44
1. autor: | |
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Format: | |
Wydane: |
Bucks : National Foundation for Educational Research in England and Wales,
1967
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Hasła przedmiotowe: |
44
1. autor: | |
---|---|
Format: | |
Wydane: |
Bucks : National Foundation for Educational Research in England and Wales,
1967
|
Hasła przedmiotowe: |