Books listed by ISBN
>
Chronicle Books
> Zachary Pitkow
Zachary Pitkow
Zachary Pitts
title
ISBN-13
(ISBN-10)
year of publication
Sudoku: Easy to Medium
978-0-8118-5625-6
(0-8118-5625-9)
2006
Sudoku: Medium to Hard
978-0-8118-5675-1
(0-8118-5675-5)
2006
Wordoku Puzzle Pad
978-0-8118-5855-7
(0-8118-5855-3)
2007
Zachary Pitts