Allan, Ray  <br/><br/>
Mathswise book 2/ 
by Ray Allan and Martin Williams  
 -  Revised and updated 
 - Oxford   Oxford University Press  c2001 
 - 154p.:  Col. ill 
<br/><br/><label>ISBN: </label>9780199147755 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics Children's book levels 1 - 4 
<br/><br/><label>Dewey Class. No.: </label>510