Vandervelde, Sam. <br/><br/>
Circle in a Box / 
Sam Vandervelde 
 - California :  American Mathematical Society,  c2009. 
 - x,217p.  
 - MSRI Mathematical Circles Library. .
<br/><br/><label>ISBN: </label>9780821847527 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and Teaching 
<br/><br/><label>Dewey Class. No.: </label>510.71  / VanC