Pickover, C. A <br/><br/>
The Mathematics of Oz  mental gymnastics from beyond the edge 
C. A. Pickover 
 - Cambridge  Cambridge University Press  2002 
 - xvi, 351p. 
<br/><br/><label>ISBN: </label>0-521-01678-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical recreation<br/>Puzzles
<br/><br/><label>Universal Decimal Class. No.: </label>685.85  / PIC