TY  - BOOK
AU  - Davis,Gordon Bitter
TI  - Computer data processing
SN  - 0070157855
U1  - 004 23
PY  - 1981/// [Reprinting 1982]
CY  - London
PB  - McGraw-Hill
KW  - Electronic data processing
KW  - Electronic digital computers
N1  - Includes Bibliographical References and Index
ER  -