Every Day with Sudokude Will ShortzMateriasMathematical recreationsSudokuPuzzlesEdiciones (1)Every Day with Sudoku (2009)St. Martin's Press · inglés · ISBN 9780312541583Más obras de Will ShortzThe New York Times Backyard Crossword PuzzlesThe New York Times Coffee Break CrosswordsThe New York Times Crosswords for a Lazy Afternoon