Symons, Mitchell, <br/><br/>
Numberland:  the world in numbers/ 
Mitchell Symons 
 - Great Britain:  Michael O'mara Book Limited  2013 
 - 256 pages 
<br/><br/><label>ISBN: </label>9781782431947 
<br/><br/><label>LC Class. No.: </label>AG243   / S96 N2013