Gaya APA

O'leary, T, J., O'leary, L, I. (2011). Microsoft Office 2010 Excel, a case approach . New York: McGraw-Hill.

Gaya MLA

O'leary, Timothy, J.., O'leary, Linda, I.. "Microsoft Office 2010 Excel, a case approach". New York: McGraw-Hill, 2011. Textbook.