TY  - BOOK
AU  - Head,Robert V.
TI  - Real time business systems
U1  - 658.57 
PY  - 1964///
CY  - New York
PB  - Holt Rinehart and Winston
KW  - Real time data processing
KW  - Electronic data processing
KW  - Business
N1  - Includes index
ER  -