Hutchinson, Sarah E.  <br/><br/>
Dos 5.0 Wordperfect 5.1 Lotus 1-2-3 (2.2 and 2.3) dBase IV 

 - Boston,  IRWIN,  1994, 
 - 300p.  26cm. 
<br/><br/><label>ISBN: </label>978025615324 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data base
<br/><br/><label>Dewey Class. No.: </label>518  / HUT