Richardson, Andrew. <br/><br/>
Exploiting digital communications / 
Andrew Richardson. 
 - Manchester, England :  The National Computing Centre,  1988. 
 - 178 p. :  ill. 
<br/><br/><label>ISBN: </label>0851026053 
<br/><br/><label>LCCN: </label>55051780          
<br/><br/><label>Subjects--Topical Terms: </label><br/>Digital communications.