Achievement in secondary school : attitudes, personality and school success /
44
Prif Awduron: | , |
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Fformat: | |
Cyhoeddwyd: |
London : National Foundation for Educational Research,
1972
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Pynciau: |
44
Prif Awduron: | , |
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Fformat: | |
Cyhoeddwyd: |
London : National Foundation for Educational Research,
1972
|
Pynciau: |