Shrader/Robert L  <br/><br/>
Electronic communication 

 - 3 
 - Singapore  Mc Graw Hill  1993 
 - 713 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>electronic
<br/><br/><label>Dewey Class. No.: </label>621.38  / SHR