Gaya APA
O'Leary, T, J., O'Leary, L. (2012).
Computing essentials 2012 : making IT work for you .
New York:
McGraw Hill.
Gaya MLA
O'Leary, Timothy, J.., O'Leary, Linda.
"Computing essentials 2012 : making IT work for you".
New York:
McGraw Hill,
2012.
Text.