Mind Ticklerz crossword challenge: 200 tough-to-solve crosswords for expert puzzlers 
Douglas R. Fink (Editor) 
 - Avon, MA  Adams Media Corporation  2010 
 - 216 p. ill 
<br/><br/><label>ISBN: </label>9781598697209 
<br/><br/><label>Dewey Class. No.: </label>793.732 FIN