Gaya APA

O'Leary, T, J., O'Leary, L, I. (2011). Microsoft Office 2010; Excel . New York: Mc Graw-Hill.

Gaya MLA

O'Leary, Timothy, J.., O'Leary, Linda, I.. "Microsoft Office 2010; Excel". New York: Mc Graw-Hill, 2011. Text.