Advanced Sudoku 

 - New Delhi:  Diamond Books,  2008 
 - 128 p : ill 
<br/><br/><label>ISBN: </label>9788128812231 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Puzzles game
<br/><br/><label>Dewey Class. No.: </label>793.73 SOO