TY  - BOOK
AU  - O'Leary,Timothy J.
AU  - O'Leary,Linda I.
TI  - Computing essentials
SN  - 9781260098563
AV  - QA 76.5 .O44 2019 C.1
PY  - 2019///
CY  - New York
PB  - McGraw-Hill
KW  - Computers
KW  - Electronic data processing
ER  -