Master of Puzzles - Killer Sudoku 200 Medium Puzzles 10x10 Vol. 16 (Killer Sudoku, #16)
by James Lee
Sudoku Classico 9x9 Deluxe - Medio - Volume 53 - 468 Puzzle (Sudoku, #53)
by Nick Snels
Hard Difficulty Sudoku Puzzles Volume 5 (Hard Difficulty Sudoku Puzzles, #5)
by Simon Cross
Superior Donuts Sudoku and Crossword Activity Puzzle Book
by Mega Media Depot
Frame Sudoku - 200 Easy to Master Puzzles 9x9 (Volume 1) (Frame Sudoku, #1)
by Dart Veider
Sudoku 9 X9 - 250 Skyscraper - Argyyl Puzzles - Level Gold
by Andrii Pitenko
Killer Sudoku - 200 Easy to Normal Puzzles 9x9 (Volume 7) (Easy to Normal, #7)
by Michael Brown
I Play Sudoku With a Pen Because I Like To Live Dangerously
by Creativepreneurship Publishing