The effect of constructional activities upon achievement in the areas of science and mathematics at the fifth grade level /
| Corporate Author: | |
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| Format: | Thesis Microform Book |
| Language: | English |
| Published: |
[Place of publication not identified] :
[publisher not identified] ;
1968.
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| Subjects: |
| Item Description: | Vita. Microform. |
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| Physical Description: | xiii, 262 unnumbered leaves : illustrations |
| Bibliography: | Bibliography: leaves [123]-128. |