Kennedy, George & Davis, Bernard & Prasanna, S R M <br/><br/>
Kennedys electronic communication systems, 5th ed. 

 - McGraw hill education (India) pvt.  New Delhi  2014 
 - xix,630 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Universal Decimal Class. No.: </label>621.380413 Ken