400 Tridoku Sudoku Puzzles
Subtitle: Hard to Very Hard Triangular Sudoku Puzzles
Publisher: Createspace Independent Publishing Platform; CreateSpace Independent Publishing Platform
Published: Sep 03, 2018
Format: paperback
Number of pages: 230
ISBN-13: 9781726459341
Notes: Source title: 400 Tridoku Sudoku Puzzles: Hard to Very Hard Triangular Sudoku Puzzles (Tridoku Puzzles) (Volume 16)