Swish Su Doku : 

 -  HarperCollins UK,  2009. 
 - 146 pages 
<br/><br/><label>ISBN: </label>9780007313976 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Games & Activities.
<br/><br/><label>Dewey Class. No.: </label>793.74  / SUD