TY  - BOOK
AU  - McLachlan,David J.
AU  - Molson,Bertram
TI  - Data processing
U1  - 651.26 
PY  - 1967///
CY  - London
PB  - McGraw-Hill
KW  - Electronic data processing
KW  - Office practice
KW  - Automation
KW  - Electronic office machines
N1  - Includes index
ER  -