Supervision of the special subjects with special application to the supervision of manual and industrial arts a text for use in college and normal teacher-training classes
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Milwaukee, Wis.
The Bruce publishing company
[c1922].
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| Pynciau: |