Simpson Alan <br/><br/>
Understanding dbase IV 1.5 for dos 

 - 3 
 -  1993 
<br/><br/><label>Standard No.: </label>7812 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D6,8(B),22, N3