TY  - BOOK
AU  - Stallings, William
AU  - 
TI  - Business data communications
SN  - 8178086824
U1  - 681.324:658 STA;2 
PY  - 2001///
CY  - New Delhi
PB  - Pearson Education
KW  - Data Transmission Systems--Computer Networks--Business Data Communication--Office Practice-- Automation
ER  -