Williams, Frederick,  1933- <br/><br/>
The communications revolution / 
Frederick Williams 
 - Beverly Hills :  SAGE Publications,  1982 
 - 291p. ;  23cm. 
<br/><br/> Photocopy 
<br/><br/><label>ISBN: </label>0803917821 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication