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Valentyna Uvarova

Killer Sudoku: 200 Easy Puzzles 12x12 vol. 17
Killer Sudoku: 200 Easy Puzzles 12x12 vol. 17
2020
 Killer Sudoku: 200 Easy Puzzles 6x6 vol. 1
Killer Sudoku: 200 Easy Puzzles 6x6 vol. 1
2020
 Diagonal Sudoku: 200 Medium Puzzles 10x10 vol. 14
Diagonal Sudoku: 200 Medium Puzzles 10x10 vol. 14
2020
 Killer Sudoku: 200 Easy Puzzles 8x8 vol. 5
Killer Sudoku: 200 Easy Puzzles 8x8 vol. 5
2020