Kakuro Cross Sums 300 Hard Puzzles Volume 1:

Kakuro Cross Sums 300 Hard Puzzles Volume 2:

Kakuro Cross Sums 300 Puzzles 150 Medium Hard Puzzles: Volume 1

Kakuro Cross Sums 300 Hard Puzzles Volume 1: Ideal for Experienced Solvers (Kakuro Puzzles)

Kakuro Cross Sums 300 Puzzles Volume 1: 100 Easy Medium Hard