Sanders, Mark <br/><br/>
Communication technology:  today and tomorrow/ 

 - New York  Macmillan/mcGraw-Hill  1991 
 - 390p. :  ill. ; 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0026771128 
<br/><br/><label>LC Class. No.: </label>Tk5101  / .Sa5 1991