Shelley,John and Hunt Roger <br/><br/>
Computer studies :   a first course/ 
by John Shelley and Roger Hunt 
 - 2nd edition 
 - Allahabad  : A.H. wheeler and company  , 1980 
 - 255pages 
<br/><br/><label>Dewey Class. No.: </label>001.64 SHE/C