Emanuel, Rosemary <br/><br/>
Advanced maths  as core for edexcel 
Rosemary Emanuel , John Wood 
 - Essex, Harlow  Pearson education  2004 
 - ix, 404p.  ill.  27cm.  cd rom 
<br/><br/> includes index :p.399 - 404 
<br/><br/><label>ISBN: </label>0582842379 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics