SUDOKU EXTREME Volume 1 : Extreme Sudoku : 400 Sudoku Extreme Puzzles, Sudoku Very Hard Level for Difficult Sudoku Puzzle Enthusiasts : Sudoku Extreme
Subtitle: 400 Sudoku Very Hard Puzzles
Publisher: CreateSpace Independent Publishing Platform
Published: 2017
Language: eng
Number of pages: 148
ISBN-13: 9781975831783