検索結果 2 件
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AA00550379
> Arithmetic teacher / National Council of Teachers of Mathematics. -- Vol. 1, no. 1 (Feb. 1954)-v. 41, no. 9 (May 1994).
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AA11021620
> Teaching children mathematics. -- Vol. 1, no. 1 (Sept. 1994)-v. 25, no. 7 (May 2019).