Knott, Geoffrey <br/><br/>
Computer studies for BTEC /  [Books]. 
Geoffrey Knott, Nick Waites, Paul Callaghan [and] John Ellison. 
 - 2nd ed. 
 - Sunderland  Business education Publishers Ltd.  1990 
 - x,596 pages.;  illustration:  30cm 
<br/><br/><label>ISBN: </label>0907679366 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers -- Computer science<br/>Electronic digital computers