Blake/Roy  <br/><br/>
Electronic communication system 

 - 2 
 - New Delhi  Thomsan Learning  2002 
 - 985 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>electronic
<br/><br/><label>Dewey Class. No.: </label>621.382  / BLA