Freeman, Roger L. <br/><br/>
Telecommunication transmission handbook / 
Roger L. Freeman. 
 - 2nd ed. 
 - New York :  Wiley,  1981. 
 - 706 p. :  ill. ;  24 cm. 
<br/><br/> 'A Wiley-Interscience publication'. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0471080292 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.