Amazon.com: Killer sudoku puzzles and Kakuro.: Medium levels. (Killer sudoku and his friends): 9781075023583: Holmes, Basford: Libros
Amazon.com: Sumdoku Puzzles: 300 Sum-Doku (Also Know As Killer Sudoku) Puzzles. 100 Easy, 100 Medium And 100 Hard. Solutions At The Back Of The Book. (SumDoku Puzzle Books): 9798563918504: Proof, P: Libros
Killer Sudoku en línea: resuelve desafíos sudoku diarios
Killer Sudoku para imprimir. Juego Killer Sudoku para descargar.