500 Hard to Expert Level Sudoku Puzzles: Very Difficult 9x9 and 16x16 Puzzles...
19,19 €
500 Hard to Expert Level Sudoku Puzzles: Very Difficult 9x9 and 16x16 Puzzles with Solutions for Sudoku Experts by Nazari, Reza, ISBN 9798894440972, ISBN-13 9798894440972, Like New Used, Free P&P in the UK
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