TY  - BOOK
AU  - Hartkemeier,Harry P.
TI  - Data Processing: how to programme and operate punching,sorting, asccounting and electronic statistical machines 
U1  -  651.26 
PY  - 1966///
CY  - New york
PB  - John Wiley
KW  - Office management
KW  - History
KW  - Office equipment and supplies
KW  - Office practice
N1  - Includes index
ER  -