Lewis, Steve <br/><br/>
Mathsworks Book 6 
Steve Lewis...etal 
 - Cambridge  Cambridge University Press  c1999 
 - 138p. : ill. ; 28cm 
<br/><br/><label>ISBN: </label>9780521658935 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Method of instruction and teaching
<br/><br/><label>Dewey Class. No.: </label>372.412 LEW