5 SUDOKU Golden - Champion Level - Very Hard - Vol. 29
Subtitle: 50 - 4 Towers + 50 9x9x4 Anti-Diagonal + 50 Killer X Diagonal - Anti-Knight + 50 Not Five Not Ten - Anti-Diagonal + 50 Boom Flight X Diagonal
Publisher: CreateSpace Independent Publishing Platform
Published: 2018
Language: eng
Number of pages: 150
ISBN-13: 9781719268110