Sunde, Erling D. <br/><br/>
Communication systems engineering theory   
by Erling D. Sunde. 
 - New York  John Wiley  1969 
 - xv, 512p. 
 - Wiley series on systems engineering and analysis .
<br/><br/><label>ISBN: </label>471835609 
<br/><br/><label>Dewey Class. No.: </label>621.38  / N697