Helszjan, Joseph <br/><br/>
Microwave engineering :  passive, active and non-reciprocal circuits / 
Joseph Helszajn. 
 - London :  McGraw-Hill,  c1992. 
 - xvi, 484 p. : ill. ; 24 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0077073754 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microwave circuits.<br/>Microwave antennas.<br/>Ferrite devices.