Gautam, A.K <br/><br/>
Principle of Communication Engineering 

 - 1st 
 - NEW DELHI  S.K. KATARIA & SONS  2013 
 - 296p. 
<br/><br/> 16730 
<br/><br/><label>ISBN: </label> 135 
<br/><br/><label>Dewey Class. No.: </label>621.382 GAU A