TY  - ADVS
AU  - Richmond,John
TI  - Computer based information system
PY  - 1972///
CY  - England
PB  - The Open University
KW  - Management information systems
N1  - Copy available in DVD format; Part 1; data dictionary -; Security and integrity; Editor, Robert Hargreaves, Peter Mayhew; Speakers: Christine Warner
ER  -