Very Hard Sudoku Puzzles : Volume 4
Subtitle: Very Hard Sudoku Puzzles For Advanced Players
Publisher: Createspace Independent Publishing Platform; CreateSpace Independent Publishing Platform
Published: Jan 04, 2017
Format: paperback
Number of pages: 90
ISBN-13: 9781542335201
Notes: Source title: Very Hard Sudoku Puzzles: Volume 4: Very Hard Sudoku Puzzles For Advanced Players