TY  - BOOK
AU  - Simmonds, Andrew
TI  - Data Communications and Transmission: an introduction
SN  - 333646894
U1  - 004.6 SIM 
PY  - 0000///NA
CY  - Indianapolis
PB  - Macmillan Publication
KW  - Computer Science
KW  - Computer science, information & general works
N1  - Includes Index
ER  -