Learning and teaching on a scientific basis: Methodological and Epistemological aspects of the activity theory of learning and teaching /
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| Awduron Eraill: | , |
| Fformat: | Llyfr |
| Iaith: | Sbaeneg |
| Cyhoeddwyd: |
Dinamarca :
Psykologisk Institut,
1984
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| Pynciau: |