TY  - BOOK
AU  - O’Leary, Timothy J.
AU  - O’Leary, Linda.
TI  - Computing essentials
SN  - 978-007-126718-2
U1  - GC 004 O999 2008 
PY  - 2008///
CY  - Boston: 
PB  - McGraw-Hill, 
KW  - Computers.
KW  - Electronic data processing
N1  - Includes index
ER  -