TY  - BOOK
AU  - Heyworth,Rex
AU  - Fance,Wilfred J.
TI  - Computer operations management
SN  - 0442001509
U1  - QA/76.9. 
PY  - 1990///
CY  - New York
PB  - Van Nostrand
KW  - Electronic data processing -- Management.
ER  -