How firm a foundation? : An appraisal of threats to the quality of elementary education.
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| 主要作者: | |
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| 格式: | 圖書 |
| 語言: | English |
| 出版: |
Cambridge, Mass. :
Harvard university press,
1956.
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| 叢編: | Harvard University. Graduate School of Education. The Burton lecture ;
1955 |
| 主題: |
| 實物描述: | 42 p. |
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