Lynne Schafer Gross <br/><br/>
Telecommunication   An introduction to electronic media 

 - 5th Edition  
 - USA:  W. C brown communication, inc,  1992. 
<br/><br/><label>ISBN: </label>9780697201386 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication 
<br/><br/><label>Dewey Class. No.: </label>621.382  / GRO'T