Say it with figures /
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
New York :
Harper,
[1957]
|
| Edition: | Rev., 4th ed. |
| Series: | Publications of the Bureau of Applied Social Research, Columbia University.
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| Subjects: |
| Physical Description: | 257 pages : illustrations ; 22 cm. |
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