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- Title
- The Guardian - 1: Killer Sudoku
- Language
- English
- Authors
- Guardian The
- Publisher
- Welbeck Publishing Group
- Released
- 2021
- Format
- Paperback
- Pages
- 288
- ISBN10
- 1787396932
- ISBN13
- 9781787396937
- Series
- Tags
- Mystery Novels, Games, Riddles, Jigsaw Puzzles, Quizzes, Sudoku
- Description
- 210 difficult previously unpublished killer Sudoku puzzles.


