Taub, Herbert   & Schilling, Donald L <br/><br/>
Principles of communication systems 

 - 2nd ed 
 - Tata McGraw Hill, New Delhi  1991 
 - xvii,759 figs. 
<br/><br/><label>ISBN: </label>0-07-462456-3 
<br/><br/><label>Dewey Class. No.: </label>621.38 Tau/Sch