The effects of the Science Curriculum Improvement Study (SCIS) on science achievement of selected sixth trade students /
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| Format: | Thesis Book |
| Language: | English |
| Published: |
Ann Arbor, Mich. :
University Microfilms International,
[19--]
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| Physical Description: | 131 p. ; 21 cm. |
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| Bibliography: | Bibliography: p. 112-119. |