Amazon.com: Sudoku Book for Adults Easy to Medium: 350 Simple to Intermediate Sudoku Puzzles with Solutions and Instructions for Adults: 9781652236993: Kampelmann: Books
Big Book of Sudoku: Over 500 Puzzles & Solutions, Easy to Hard Puzzles for Adults: Parragon Books, Parragon Books: 9781680524758: Amazon.com: Books
Multi Sudoku Samurai (Loco, Cuckoo, Wacky and Multi Sudoku Puzzle Books): Djape: 9781502909305: Amazon.com: Books
Sudoku Puzzles book for adults 800+ puzzles with full Solutions – EASY to HARD: 3 levels - EASY, MEDIUM, HARD Sudoku puzzles book: Uchqun, Dreambrain: 9798552242023: Amazon.com: Books
Sudoku classic Multi variants 09x09 VOLUME 2 612 Easy puzzles: Multi variants of sudoku, simple, killer, greater, oddeven, consecutive with easy level: Balance, Jack: 9798586538260: Amazon.com: Books
SUDOKU multi level: 13 levels 650 puzzles easy to very hard with solution large print size 8.5*11 inches 252 pages: Editions, Samyor: 9798644541478: Amazon.com: Books