Maths connect 3G. 

 - Oxford, OX :  Heinemann Educational Pub,  2005. 
 - ix, 215 p. : col. ill:  26 cm. 
<br/><br/> Includes index 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-0-435534-96-7 
<br/><br/><label>LC Class. No.: </label>510 M42 c2005