TY  - BOOK
AU  - Harrison,William L.
TI  - Computers and information processing: an introduction 
SN  - 031485245X 
AV  - QA 76 .H3
PY  - 1985///
CY  - St. Paul
PB  - West Pub. Co.
KW  - Electronic data processing
KW  - Electronic digital computers
N1  - Includes bibliographical references
ER  -