47799474
9781544868233
Sudoku Puzzle Books is the author of 'Sudoku Puzzle Book, 1,500 MEDIUM Puzzles: Gigantic Bargain Sized Book, No Wasted Puzzles With Only One Level (Sudoku Puzzle Books Series 2) (Volume 41)', published 2017 under ISBN 9781544868233 and ISBN 1544868235.
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