Harries, Tony <br/><br/>
Mental mathmatics for the numeracy hour 
Tony Harries, Mike Spooner 
 - London  David Fulton Publishers  2000 
 - 122 p 
<br/><br/><label>ISBN: </label>9781853466441 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 HAR