The guidance of learning activities a summary of the principles of teaching as based upon the principles of learning
| 1. autor: | |
|---|---|
| Format: | Książka |
| Język: | English |
| Wydane: |
New York
Appleton-Century-Crofts
1941.
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| Wydanie: | 2nd ed. |
| Hasła przedmiotowe: |