Telecommunications:   An interdisciplinary text  

 - Washington:   Artech House, Inc.,   1984 
 - xxii, 687p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication 
<br/><br/><label>Subjects--Index Terms: </label>Economy  
<br/><br/><label>Universal Decimal Class. No.: </label>621.39  / M4