Rogerson, Alan. <br/><br/>
Maths ? it's magic / 
by Alan Rogerson. 
 - Annadale :  User Friendly Resources,  1999. 
 - 36 p. : ;  30 cm. 
<br/><br/><label>ISBN: </label>1877220515 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical recreations.