Katre, J.S. <br/><br/>
Principles of communication engineering .-5th rev ed .-978-81-8492-034-5 

 - Tech-Max Publications, Pune  2013 
 - 611 
<br/><br/><label>ISBN: </label>978-81-8492-034-5 
<br/><br/><label>Dewey Class. No.: </label>621.38 Kat