Invariant Sudoku, Cryptodoku, and Pi-Kakuro Puzzles

by Xin-She Yang

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  • ISBN10 1846853060
  • ISBN13 9781846853067
  • Publish Date 14 July 2006
  • Publish Status Active
  • Publisher Authors' Chance Ltd
  • Imprint Exposure Publishing
  • Format eBook
  • Language English