The Early development of number concepts /
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| Corporate Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Bickley, Kent :
University of London Press,
1942.
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| Series: | Publication (Scottish Council for Research in Education) ;
no. 20. |
| Subjects: |
| Physical Description: | 63 p. |
|---|---|
| Bibliography: | Includes bibliographical references. |