TY  - BOOK
AU  - Elliott,C.Orville
AU  - Hermanson,Roger H.
TI  - Programmed learning aid for introduction to data processing
U1  - 651.8 
PY  - 1975///
CY  - Homewood, Illinois
PB  - Learning System Company
KW  -  Automatic data processing
KW  - Data processing
N1  - Includes glossary and index
ER  -