Hall J <br/><br/>
Data processing 

 - London  Cassell           1983 
 - 140p.  cm. 
<br/><br/><label>Standard No.: </label>31958 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D65,8(B):3, M3