Heathcote, P.M. <br/><br/>
A Level: Computing 

 - 3rd ed. 
 -  Letts Educational  1996 
 - i,407p.:27cm 
<br/><br/><label>ISBN: </label>1858051703 
<br/><br/><label>Dewey Class. No.: </label>004 HEA 1996