TY  - BOOK
AU  - Davison, R. B. 
TI  - A guide to the computer 
SN  - 0582422124
U1  - 621.38195 DAV 
PY  - 1968///
CY  - London : 
PB  - Longmans
KW  -  Computers
KW  - Electronic data processing
ER  -