TY  - GEN
AU  - O'Leary, Timothy J.
AU  - O'Leary, Linda I.
TI  - Computing essentials : making IT work for you : introductory 2011
AV  - QA75 Ole
PY  - 2011///
PB  - McGraw-Hill
KW  - Computers
N1  - 18641
ER  -