TY  - BOOK
AU  - Gregory,Robert H.
AU  - Van Horn,Richard
TI  - Business data processing & programming
U1  - 651.26 
PY  - 1963/// [ Reprinted 1964]
CY  - Belmont, Calif.
PB  - Wadsworth Pub. Co.
KW  - Electronic data processing
N1  - Includes index
ER  -