Sudoku Puzzle Book, 800 EXTRA HARD Puzzles
Subtitle: Single Difficulty Level For No Wasted Puzzles
Publisher: Createspace Independent Publishing Platform; CreateSpace Independent Publishing Platform
Published: Mar 19, 2017
Format: paperback
Number of pages: 274
ISBN-13: 9781544768205
Notes: Source title: Sudoku Puzzle Book, 800 EXTRA HARD Puzzles: Single Difficulty Level For No Wasted Puzzles (Sudoku Puzzle Books Series 2) (Volume 30)