Gilbert Held <br/><br/>
Understanding Data Communication 

 - 7th, ed. 
 - xv, 765 p, :  ill, ;  26 cm. 
<br/><br/><br/>Shelf # 15, Row # 1, Communication. 
<br/><br/><label>ISBN: </label>8129702118  Avalable 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication
<br/><br/><label>Dewey Class. No.: </label>621.38 HEL