Beyond Extreme Sudoku Band III: Eine Sammlung einiger der härtesten Sudokus...
Beyond Extreme Sudoku Volume III: A Collection of Some of the Toughest Sudoku Puzzles Known to Man. (with Their Solutions.) by Alary, Antoine, ISBN 1727448170, ISBN-13 9781727448177, Brand New, Free shipping in the US This is the third book in the "Beyond Extreme Sudoku" series which is the successor to the acclaimed Extreme Sudoku trilogy. This series aims to continue providing the most difficult puzzles to the Sudoku experts in search of new and interesting challenges.
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