Arithmetical abstractions: the movement toward conceptual maturity under differing systems of instruction.

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Bibliographic Details
Author / Creator:Brownell, William A. (William Arthur), 1895-1977
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
Hidden Bibliographic Details
Notes:"Cooperative Research Project no. OE 2-10-103." On cover: Cooperative Research Project, no. 1676.

MARC

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