On problem-solving /
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| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Washington, D.C. :
American Psychological Association,
1945.
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| Series: | Psychological monographs ;
vol.58, no.5 |
| Subjects: |
| Physical Description: | 113p. : ill. |
|---|---|
| Bibliography: | Bibliography: p.112. |