The Hardest Sudokos In Existence: The Sudoku Puzzle Book For The Most Experienced Players (Ranked As The Hardest Sudoku Collection Available In The Western World)

by Masaki Hoshiko

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  • ISBN10 109509484X
  • ISBN13 9781095094846
  • Publish Date 18 April 2019
  • Publish Status Active
  • Imprint Independently Published
  • Format Paperback (US Trade)
  • Pages 306
  • Language English