Frenzl L.E. <br/><br/>
Communication Electronics Principles and Applications  Textual Documents  
Frenzl L.E. 
 - 3rd Ed. 
 -  Tat McGraw Hill  2012 
 - 532 
<br/><br/><label>ISBN: </label>978-0-07-048998-9   
<br/><br/><label>Dewey Class. No.: </label>621.382