TY  - BOOK
AU  - Martin,James
TI  - Telecommunications and the computer
SN  - 8120307712
AV  - TK5101 .M326 1990
U1  - 621.382 
PY  - 1990///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - Telecommunication
KW  - Data transmission systems
ER  -