Principles of School Administration Dennis H. Cooke Ray L. Hamon Arthur M. Proctor
| Autor: | Maaske, Roben J. |
|---|---|
| Zdroj: | The High School Journal, 1939 May 01. 22(5), 211-211. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
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| Autor: | Maaske, Roben J. |
|---|---|
| Zdroj: | The High School Journal, 1939 May 01. 22(5), 211-211. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|