TY  - BOOK
AU  - Kennedy,George
AU  - Tinnell,Richard W.
TI  - Electronic communication systems
AV  - TK5101 .K39
U1  - 621.382 KEN T  
PY  - 1970///]
CY  - New York
PB  - McGraw-Hill
KW  - Telecommunication systems
N1  - Includes bibliographical references
ER  -