TY  - BOOK
AU  - FitzGerald, Jerry
AU  - Dennis, Alan
TI  - Business data communications and networking
SN  - 9780471391005
U1  - 004.6 
PY  - 2002///
CY  - New York
PB  - John Wiley 
KW  - Data Transmission Systems
KW  - Computer networks
ER  -