GCSE Business and Communication Systems : The  Revision Guide 

 - Newcastle,  Coordination Group Publications Ltd  ,  2009. 
 - 92p.: ill.; picture,  index,  29cm. 
<br/><br/><label>ISBN: </label>978-1-84762-320-1 
<br/><br/><label>Dewey Class. No.: </label>658.107   PAR