Very Hard Sudoku Puzzle Book Volume 1
Subtitle: Very Hard Sudoku Puzzles For Advanced Players
Publisher: CreateSpace Independent Publishing Platform; Createspace Independent Publishing Platform
Published: Feb 03, 2017
Format: paperback
Number of pages: 90
ISBN-13: 9781542899291
Notes: Source title: Very Hard Sudoku Puzzle Book Volume 1: Very Hard Sudoku Puzzles For Advanced Players