Neuschwander, Cindy. <br/><br/>
Sir Cumference and the first round table  a math adventure 
Cindy Neuschwander 
 - ed. 
 - [S.l.]  Charlesbridge  1997 
 - 32 p. 
<br/><br/><label>ISBN: </label>0329099140 032960712X 1570911525 (softcover) 1570911606