Maths connect 2G. 

 - Oxford, OX :  Heinemann Educational Pub,  2004. 
 - ix, 215 p. : col. ill.:  26 cm. 
<br/><br/> Includes index 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>13: 978-0-435534-93-6 
<br/><br/><label>LC Class. No.: </label>510 M42 c2004