Nonogram Puzzle Book: Japanese Picross, Hanjie, Griddlers, Pic a Pix Logic Puzzles Book for Adults: P. Alvarado, Catherine: 9798360316015: Amazon.com: Books
Pixelogic Picross - Daily puzzle game for iPhone, iPad, and Android
Nonogram Puzzle Book with 400 Easy to Expert Level Puzzles: Griddlers Picture Cross Picross Hanjie Logic Puzzle Book: Evans, Kyle: 9798391278924: Amazon.com: Books