Northrop, Eugene P. <br/><br/>
Riddles in Mathematics  A book of paradoxes 

 - Great Britain  The English Universities Press Ltd.  1980 # 1944 
 - 240  Pb 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>793.74