TY  - BOOK
AU  - Martin,James
TI  - Telecommunications and the computer
SN  - 0139026444 :
U1  - 001.64 
PY  - 1990///
CY  - Englewood Cliffs, N.J.
PB  - Prentice Hall
KW  - Telecommunication
KW  - Data transmission systems
N1  - "A James Martin book"--Cover
ER  -