TY  - BOOK
AU  - O' Leary, Timothy J.,
AU  - O?Leary, Linda I
TI  - Computing essentials 2005
SN  - 0072836121
U1  - 004.1 
PY  - 2005///
CY  - Boston
PB  - McGraw-Hill Technology Education
KW  - Electronic data processing
ER  -