Tomasi W., <br/><br/>
Electronic Communication Systems Fundamentals Through Advanced   Textual Documents 

 - 5 th ed . 
 - New Delhi  Dorling Kindersley (India) Pvt.Ltd. Licensees of Pearson Education  2011 
 - 1115:  xvi;  25*20. 
<br/><br/><label>ISBN: </label>9788131719534   
<br/><br/><label>Dewey Class. No.: </label>621.382  / TOM