Gardner, Martin <br/><br/>
Mathematical Circus 

 - 
 - London  Penguin  1990 
 - xiii, 272p   
<br/><br/>   
<br/><br/><label>ISBN: </label>ISBN 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>MATHEMATICAL GAMES AND TECREATION  MATHEMATICAL PUZZLES 
<br/><br/><label>Dewey Class. No.: </label>51-8