Maths Investigator: MI6 Photocopy Masters 
Maths Investigator MI6 Photocopy Masters 
 - 1st ed.  "1v (unpaged):coll.ill.,pbk" 
 - New York  Oxford University Press  2007 
<br/><br/><label>ISBN: </label>9780198351146 
<br/><br/><label>Dewey Class. No.: </label>510 PIN  / 2.510PIN