Bradley, Ray. <br/><br/>
New understanding computer science for Advanced Level / 
Ray Bradley. 
 - 4th ed. 
 -  Stanley Thornes  1999. 
<br/><br/>11893 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers.
<br/><br/><label>LC Class. No.: </label>QA76  / Bra.