The technique for appraising certain observable behavior of children in science in elementary schools.
| المؤلف الرئيسي: | |
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| التنسيق: | كتاب |
| اللغة: | English |
| منشور في: |
New York, New York
Teachers College, Columbia University
1937.
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| سلاسل: | Teachers College Columbia University. Contributions to education, no. 728
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