Duuren <br/><br/>
Telecommunication Networks and Services 
Jan Van Duuren...,[et. al.] 
 - Wokingham  Addison-Wesley  1992 
 - xi, 212p.  ill.  23 cm 
<br/><br/><label>ISBN: </label>0201565420 
<br/><br/><label>LCCN: </label>927233 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Networks<br/>Telecommunication