Arithmetical abstractions: the movement toward conceptual maturity under differing systems of instruction.
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| Author / Creator: | Brownell, William A. (William Arthur), 1895-1977 |
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| Imprint: | Berkeley, Calif., University of California, |
| Description: | xiv, 348 l. illus. 28 cm. |
| Language: | English |
| Subject: | |
| Format: | Print Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/582489 |