Telecom Video Productions. <br/><br/>
Trends in Telecommunications technology, techniques and services  [VHS Tapes]. 
Telecom Video Productions. 
<br/><br/> Minutes of play 30 
<br/><br/><label>ISBN: </label> 0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Services -- Telecommunication.<br/>Telecommunication.
<br/><br/><label>Dewey Class. No.: </label>TK/5101  / TEL