TY  - BOOK
AU  - Housley, Tvevor
TI  - DATA COMMUNICATIONS AND TELEPROCESSING SYSTEMS
U1  - 621.38041 
PY  - 1979///
CY  - Englewood Cliffs
PB  - Prentice-Hall
KW  - Data Transmission Systems
KW  - Computer Networks
N1  - Bibliography : P. 253-254
ER  -