Beasley, Jefferey S. <br/><br/>
Modern Electronic Communication / 

 - 8th ed. 
 - New Delhi :  Prentice Hall of India ,  2006. 
 - 923 p. 
<br/><br/><label>ISBN: </label>8120330455 
<br/><br/><label>Subjects--Index Terms: </label>Electronic Communication Engineering