Blum, Raymond. <br/><br/>
Mathemagic / 
Raymond Blum ; illustrated by Jeff Sinclair. 
 - New York :  Sterling Pub. Co.,  c1991. 
 - 128 p. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/> Dozens of number tricks from easy to expert. 
<br/><br/><label>ISBN: </label>080698354X (trade) 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical recreations--Juvenile literature.<br/>Mathematical recreations.
<br/><br/><label>LC Class. No.: </label>QA95  / .B52 1991 
<br/><br/><label>Dewey Class. No.: </label>793.7/4