The Times Ultimate Killer

The Times Ultimate Killer Su Doku Book 3: 120 challenging puzzles from The Times (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 2: 120 challenging puzzles from The Times (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 9: 200 challenging puzzles from The Times (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 8: 200 challenging puzzles from The Times (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 7: 120 challenging puzzles from The Times (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 6: 120 challenging puzzles from The Times (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 5: 120 challenging puzzles from The Times (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 4: 120 challenging puzzles from The Times (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 12: 200 of the deadliest Su Doku puzzles (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 11: 200 challenging puzzles from The Times (The Times Ultimate Killer)

The Times Ultimate Killer Su Doku Book 10: 200 challenging puzzles from The Times (The Times Ultimate Killer)