Schoenbeck, Robert J <br/><br/>
Electronic communications modulation and transmission 

 - 2nd ed 
 - Prentice-Hall, New Delhi  1999 
 - xxiv,645 
<br/><br/><label>ISBN: </label>81-203-1433-2 
<br/><br/><label>Dewey Class. No.: </label>621.38 Sch