TY  - GEN
AU  - Freeman,Roger L.
TI  - Telecommunication system engineering: analog and digital network design 
SN  - 0471029556 :
U1  - 621.38 
PY  - 1980///
CY  - New York
PB  - Wiley
KW  - Telecommunications engineering
N1  - Some Basics in Conventional (page-1) Local Networks (Page-43) Conventional Switching Techniques in Telephony (Page-76) Signaling for Telephony Networks (Page-126) Introduction to Transmission for Telephony (Page-156) Long-Distance Networks (Page-188) Design of Long-Distance Links (Page-217) The Transmission of Other Information Over the Telephony Network (Page-284)
ER  -