Arithematics; a text for elementary school teachers
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| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
New York,
Macmillan
[1974]
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| Physical Description: | xiv, 476 p. illus. 24 cm. |
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| ISBN: | 0023608803 |