Title: Retro Sudoku: Vintage Vibes. Modern Minds. Over 1000 Sudoku Challenges to Keep You Sharp & Chic., Author: E Mckenzie
Title: Opulent Logic: Enjoy over 1000 easy and medium Sudoku puzzles - refined, stylish, and wrapped in a world of high fashion and logic., Author: E Mckenzie
Title: Intermediate Cross Figure Puzzles: Volume 1, Author: Neil Aggarwal
Title: Beginner Cross Figure Puzzles: Volume 1, Author: Neil Aggarwal
Title: Challenging Cross Figure Puzzles: Volume 2, Author: Neil Aggarwal
Title: Challenging Cross Figure Puzzles: Volume 1, Author: Neil Aggarwal
Title: Intermediate Cross Figure Puzzles: Volume 2, Author: Neil Aggarwal
Title: Killer Sudoku: FILE No. 25-0801, Author: James St Arnold
Title: Super Sudoku - 100+ Easy to Very Hard Puzzles: Sudoku, Wordoku, Samurai, Kakuro, and More!, Author: Two Tails Publishing
Title: The Unforgiving Sudoku Puzzle Book, Author: James St Arnold