TY  - BOOK
AU  - O'Leary, Timothy J, 1947- 
AU  - O'Leary, Linda J
TI  - Computing essentials : making IT work for you 
SN  - 9780071221078 
U1  - 004 OLE 2012 
PY  - 2012///
CY  - New York
PB  - McGraw Hill
KW  - Computers
KW  - Electronic data processing
ER  -