S-R Bonds
| Autor: | Heinrich, Louis J., De Young, Chris A., Fanti, Mary D., Palmer, R. R., Anderson, Stuart A., Karr, Richard P., Blackstone, Bruce I., Bowers, Norman D., Taggart, M. E., Murray, Edward P. |
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| Zdroj: | The Phi Delta Kappan, 1954 Jun 01. 35(9), 370-370. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
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