KKiller Sudoku, Book 2Killer Sudoku, Book 2de Robert MacmillanEdiciones (1)Killer Sudoku, Book 2 (2020)Independently Published · inglés · ISBN 9798650585312Más obras de Robert MacmillanPProPuzzler Book of Killer SudokuProPuzzler Book of Killer SudokuKKiller Sudoku, Intermediate Level, Book 1Killer Sudoku, Intermediate Level, Book 1RRobert MacmillanRobert Macmillan