Numbers 

 - 48 pages :   colour illustrations ;   26 cm 
 - Maths matters ! .
 - Maths matters ! .
<br/><br/><label>ISBN: </label>1864180366 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics - Popular works
<br/><br/><label>Dewey Class. No.: </label>510