GCSE: Business and Communication Systems 

 - London  Coordination group publications  2009 
 - 92p.: ill., 29cm 
<br/><br/> Includes: index  
<br/><br/><label>ISBN: </label>978-1-84762-320-1 
<br/><br/><label>Dewey Class. No.: </label>650.7 CGP