sudokuessentials.com: My Favorite Sudoku Puzzle Books
The Sudoku craze spawns numerous Sudoku puzzle books. Read about the best Sudoku strategies. Solve progressively more difficult Sudoku puzzles. My book reviews can ...
sudokupuzz.com: Buy Cheap Sudoku Books
There are both books with sudoku puzzles and books with tips and guides on how to solve sudokus.
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