Commodity coding:   Its effect on data recording and transfer  
/ The National Computing Centre 
 - Manchester:   The National Computing Centre,   1968 
 - vii, 128p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information technology
<br/><br/><label>Subjects--Index Terms: </label>Information retrieval 
<br/><br/><label>Universal Decimal Class. No.: </label>D 681.3204:658.62   / K8