Barnes and Noble
Excellent Puzzles and Sudoku - Gold Level - Champion Height - Vol. 33: 50 Cacuro 14 X 14 + 50 Cencendoku Very Hard + 50 Khitori 25 X 25 + 50 Schicacu 20 X 20 Very Hard + 50 Sucrocurodoku 12 X 12. This Is the Perfect Book for You.
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