Williams, Ray <br/><br/>
Key stage 3 study guide:  mathematics / 
by Ray Williams 
 - London :  Letts Educational,  1999. 
<br/><br/><label>ISBN: </label>1857589424  £ 8.99 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics 
<br/><br/><label>Dewey Class. No.: </label>510