Proakis, John G. and Sclehi, Masoud. <br/><br/>
Communication systems engineering / 

 - 2 nd. 
 - New Delhi,  Prentice Hall,  c2002. 
 - xiv,801 p. ;  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>9788120327504 
<br/><br/><label>Dewey Class. No.: </label>621.38