TY  - BOOK
AU  - ARNOLD, Robert R
AU  - HILL, Harold C
AU  - NICHOLS, Aylmer V.
TI  - Introduction to data processing
U1  - 001.6 
PY  - 1967///
CY  - New York
PB  - Jhon wiley & sons
KW  - Applications of computer systems
KW  - data processing
ER  -