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書名：1,000 + Calcudoku sudoku 8x8: Logic puzzles medium - hard levels，語言：英文，ISBN：9781650516615，頁數：256，作者：Holmes, Basford，出版日期：2019/12/24，類別：生活風格

1,000 + Calcudoku sudoku 8x8: Logic puzzles medium - hard levels

1,000 + Calcudoku sudoku 7x7: Logic puzzles hard - extreme levels

1,000 + Calcudoku sudoku 7x7: Logic puzzles medium - hard levels

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