TY  - GEN
AU  - Oliver, E.C
AU  - Chapman, R.J
AU  - Chapman, W.A.J.
TI  - Data processing and information technology: an instructional manual for business and students
SN  - 1858052122
PY  - 1972///
CY  - London
PB  - DPP Pub.
KW  - COMPUTER SCIENCE
ER  -