Problem solving in mathematics elementary number theory and arithmetic.
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| 格式: | 图书 | 
| 语言: | English | 
| 出版: | Glenview, Illinois
          Scott, Foresman and Company
    
        1973 | 
| 主题: | 
| 主要作者: | |
|---|---|
| 格式: | 图书 | 
| 语言: | English | 
| 出版: | Glenview, Illinois
          Scott, Foresman and Company
    
        1973 | 
| 主题: |