Liao Samuel Y. <br/><br/>
Microwave Electron-Tube Devices / 
Liao Samuel Y. 
 - Englewood Cliffs :  Prentice Hall,  1988. 
 - X,479s.,bibliogr. ;  25cm. 
<br/><br/> ISBN 0-13-582073-1 
<br/><br/><label>ISBN: </label>0135820731 
<br/><br/><label>Universal Decimal Class. No.: </label>621.38