TY  - BOOK
AU  - O'Leary,Timothy J
AU  - O'Leary,Linda I
TI  - Computing essentials 2006 : complete edition: / Timothy J. O'Leary, Linda I. O'Leary
SN  - 0071249672
PY  - 2006///
CY  - Boston
PB  - McGraw-Hill
ER  -