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出版Watts, 1978
主題Juvenile Nonfiction / Mathematics / GeneralMathematics / Recreations & Games
ISBN05310221619780531022160
URLhttp://books.google.com.hk/books?id=IA3gwAEACAAJ&hl=&source=gbs_api
註釋A collection of math puzzles involving simple algebra, prime numbers, and other aspects of arithmetic interspersed with line drawings.