TY  - BOOK
AU  - Freeman, Roger L.
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 0-471-51816-6 (paperback)
SN  - 2
PY  - 1991///.46
CY  - New York
PB  - John Wiley & Sons, Inc.
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Telecommunication
N1  - A Wiley-Interscience publication; Includes bibliographical references and index; 5
ER  -