Martin, James <br/><br/>
Principles of data communication 
James Martin 
 -  c.1988 
<br/><br/><label>ISBN: </label>013709891X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data communication--MIS
<br/><br/><label>Dewey Class. No.: </label>001.6442 MAR