Backtalk
| Autor: | Monson, Jay A., Palmer, Charles E., Newell, Richard F., Walker, Lawrence A., Michel, George J., Frankel, Allen A., Wickman, Torrey L., Schneider, Edwin |
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| Zdroj: | The Phi Delta Kappan, 1969 May 01. 50(9), 551-552. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
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