TY  - BOOK
AU  - Fitzgerald Jerry
TI  - Business data communication :  Basic concepts, security, and design.   
T2  - Computers and Information Processing Systems for Business
U1  - X:8:(D6,9(B), M4 
PY  - 1984///
CY  - New York
PB  - John Wiley U. S. A.     
KW  - Management
ER  -