Electromagnetic Waves And Radiating Systems/ 
Jordan,Edward C. 
 - 2nd.ed., 
 - New Delhi:  PHI learning,  1968. 
 - 753 
<br/><br/><label>ISBN: </label>9788120300545 
<br/><br/><label>Dewey Class. No.: </label>539.2  / JOR/E