数学与天文Easy lessons in mental arithmetic, upon the inductive method, adapted to the best mode of instruction in primary schools.James S. Eaton![Easy lessons in mental arithmetic, upon the inductive method, adapted to the best mode of instruction in primary schools.]()
Easy lessons in mental arithmetic, upon the inductive method, adapted to the best mode of instruction in primary schools.
James S. Eaton
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《Easy lessons in mental arithmetic, upon the inductive method, adapted to the best mode of instruction in primary schools.》，James S…
书目信息
- 作者
- James S. Eaton
- 分类
- 数学与天文
- 语言
- 英语
- 来源
- HathiTrust