Green, D C <br/><br/>
Data communication  

 - New York:   Longman Scientific & Technical,   1991 
 - 205p.  
<br/><br/><label>ISBN: </label>0-582-06005-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication 
<br/><br/><label>Universal Decimal Class. No.: </label>D 681.324   / N1