One Hundred Years of Elementary School Mathematics in the United States: A Content Analysis and Cognitive Assessment of Textbooks From 1900 to 2000

Autor:	Baker, David, Knipe, Hilary, Collins, John, Leon, Juan, Cummings, Eric, Blair, Clancy, Gamson, David
Zdroj:	Journal for Research in Mathematics Education, 2010 Jul 01. 41(4), 383-423.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/41103881 Zobrazit plný text záznamu