Adamson, Thomas A. <br/><br/>
Electronic communications 

 - 2nd Edition 
 - New York  Delmar Publishers  1992 
 - xv, 743p. 
<br/><br/><label>ISBN: </label> RS 12024.28 (USD 248.95) 
<br/><br/><label>Source: </label> RS 12024.28 (USD 248.95) 
<br/><br/><label>Dewey Class. No.: </label>302.2 ADA