Kennedy, George <br/><br/>
Electronic comunication systems / 
George Kennedy 
 - 2a ed. 
 - New York :  McGraw-Hill,  1970 
 - 774 p .; 21 cm. 
<br/><br/><label>ISBN: </label>0070340528 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecomunicacion
<br/><br/><label>LC Class. No.: </label>TK 5101 K39  / 1970