The elaboration of school textbooks methodological guide
| Prif Awdur: | |
|---|---|
| Awdur Corfforaethol: | |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
[Paris]
Division of Educational Sciences, Contents and Methods of Education
1989.
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| Pynciau: |