TY  - BOOK
AU  - O'Leary,Timothy J.
AU  - O'Leary,Linda I.
AU  - Williams,Brian K.
TI  - Computing essentials
SN  - 007048984x
U1  - 004 
PY  - 1994///
CY  - New York
PB  - McGraw-Hill
KW  - Computers
N1  - Includes index
ER  -