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pro vyhledávání: '"Sidle, Lauren"'
Autor:
Sidle, Lauren, Cluff, Ryan, Harding, Elise A., Anku, Sitsofe Enyonam, Kalman, Richard, Marshman, Larry R., Liedtke, Werner W.
Publikováno v:
Teaching Children Mathematics, 1996 Apr 01. 2(8), 450-514.
Externí odkaz:
https://www.jstor.org/stable/41198328
