Hardy, James K. <br/><br/>
Electronic communications technology / 
James K. Hardy. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  c1986. 
 - ix, 420 p. :  ill. ;  25 cm. 
<br/><br/> "A Reston book."  Includes index. 
<br/><br/><label>ISBN: </label>0132504324  $34.95 
<br/><br/><label>LCCN: </label>85025839  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.
<br/><br/><label>LC Class. No.: </label>TK5105  / .H358 1986 
<br/><br/><label>Dewey Class. No.: </label>621.382