TY  - BOOK
AU  - Schnake,Marilyn A.
TI  - Data-processing concepts
SN  - 0070533904
AV  - QA76.5 .S272
U1  - 001.6 
PY  - 1973///]
CY  - New York
PB  - McGraw-Hill
KW  - Electronic data processing
KW  - Local
KW  - Electronic digital computers
ER  -