Gaya APA
O\'Leary, T, J., O\'Leary, L, I.
(2008).
Computing essentials 2008
.
New York:
McGraw Hill Book Co..
Gaya MLA
O\'Leary, Timothy, J.., O\'Leary, Linda, I..
"Computing essentials 2008".
New York:
McGraw Hill Book Co.,
2008.
Text.