Bretz, Rudy <br/><br/>
Media for interactive communication 
Rudy Bretz 
 - Beverly Hills  Sage  1983 
 -  264p 
<br/><br/> Includes bibliography and index 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>0803919867 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teleconferencing
<br/><br/><label>Dewey Class. No.: </label>384.55564  / BRM