Williams, Frederick. <br/><br/>
Communications revolutions / 
Frederick Williams. 
 - Rev. ed. 
 -  New American Library  1983. 
<br/><br/>176 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers and civilization.<br/>Telecommunication - Social aspects.
<br/><br/><label>LC Class. No.: </label>QA76.9  / C66Wil.