TY  - GEN
AU  - Simkin, Mark G.
TI  - Introduction to computer information systems for business 
SN  - 0697001253
U1  - 004.6 
PY  - 1987///
CY  - Lowa
PB  - Wm. C. Brown Publishers
KW  - Interfacing and communications
KW  - Data processing computer science
ER  -