Cao, Guozhong <br/><br/>
Modern communication systems 

 - 2nd Edition 
 - London  Macmillan Publishers  1985 
 - 398p. 
<br/><br/><label>ISBN: </label> RS 186.00 
<br/><br/><label>Source: </label> RS 186.00 
<br/><br/><label>Dewey Class. No.: </label>380.3 CAO