TY  - BOOK
AU  - Chorafas,Dimitris N.
TI  - Telephony: today and tomorrow
SN  - 0139027009
PY  - 1984///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Telecommunication
KW  - Technological innovations
KW  - Telephone
N1  - Includes index
ER  -