Crowley,  David  <br/><br/>
Communication in history :  Technology, culture, society / 
David Crowley, Paul Heyer. 
 - 3rd ed. 
 - New York :  Addison Wesley Longman,  1999. 
 - xii, 348 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0801331331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication--History.