Gaya APA
O'Leary, T, J., O'Leary, L, I. (2012).
Computing Essentials 2012. Making it Works for You .
America:
McGraw-Hill.
Gaya MLA
O'Leary, TImoty, J.., O'Leary, Linda, I..
"Computing Essentials 2012. Making it Works for You".
America:
McGraw-Hill,
2012.
Text.