Educational research : principles and practices /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Bloomington, Ind. :
Educational Publications,
1944.
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| Subjects: |
| Physical Description: | vi, 249 p. : 2 diagrs. 24 cm. |
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| Bibliography: | Bibliography at end of each chapter. |
