Murphy, Frank. <br/><br/>
Ben Franklin and the magic squares / 
Frank Murphy. 
 - New York:  Scholastic,  2001. 
 - 48 pages:  col. il.;  23 cm. 
<br/><br/><label>ISBN: </label>0-439-30920-4 
<br/><br/><label>Dewey Class. No.: </label>SC M9781be 2001