Freeman, Roger L <br/><br/>
Telecommunication transmission handbook 
Roger L. Freeman 
 - New York  Wiley  1975 
 - xix, 587 p. :  ill. ;  24 cm. 
<br/><br/> 'A Wiley-Interscience publication.' 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0471277894 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication