Helszajn, J. <br/><br/>
Passive and active microwave circuits / 
J. Helszajn. 
 - New York :  Wiley,  1978. 
 - 274 pages :  illustrations ;  24 cm. 
<br/><br/> 'A Wiley-Interscience publication.' 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0471042927 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microwave circuits.<br/>Microwave devices.