Freeman, Roger L <br/><br/>
Telecommunication transmission handbook  

 - 2nd ed.  
 - New York:   John Wiley & Sons,   1981 
 - xxvii, 706p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication 
<br/><br/><label>Subjects--Index Terms: </label>Communication  
<br/><br/><label>Universal Decimal Class. No.: </label>R 621.39(02)  / M1