The Secret Formula For Solving Sudoku Puzzles: Become An Expert Sudoku Solver With These Easy To Learn Sudoku Tricks On Solving Sudoku Puzzles So You Can Play Sudoku With Very Little Effort

by Rebekah P. Haynes Paperback details (United States). ISBN: 978-1-4565-2958-1 ISBN-10: 1-4565-2958-7 CreateSpace Independent Publishing Platform · 2011