TY  - BOOK
AU  - Clark,John O.E.
TI  - Computers at work
SN  - 0448008653
U1  - 651.8 C592 1971 
PY  - 1971///
CY  - New York
PB  - Grosset & Dunlap
KW  - Data processing
KW  - Computer applications
N1  - Includes index
ER  -