Hales, Richard,  <br/><br/>
Adding 

 - 24 pages :   colour illustrations ;   20 cm 
 - Learning tree 1 2 3 .
 - Learning tree 1 2 3 .
<br/><br/><label>ISBN: </label>1855344521 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>511