[외국도서] The Must Have 2012 Sudoku Puzzle Book: 366 Sudoku Puzzle Games to Challenge You Every Day of the Year. Randomly Distributed and Ranked from Quick Thro (Paperback)
[외국도서] The Must Have Sudoku Holiday Gift 480 Puzzles: 480 New Large Format Puzzles with Plenty of Grid Space for Calculations and Notes. Easy, Hard, Cruel an (Paperback)
[외국도서] The Gigantic Sudoku Puzzle Book. 1500 Puzzles. Easy Through Challenging to Nail Biting and Torturous. Largest Printed Sudoku Puzzle Book Ever.: All Th (Paperback)