Humby, Edward. <br/><br/>
Computer applications / 

 - [S.l.] :  Phoenix ELT,  1980 
<br/><br/><label>ISBN: </label>0304305537 (paperback) | 9780304305537 (paperback) 
<br/><br/><label>Dewey Class. No.: </label>428.64 HUM