Gaya APA

Scheeren, G, C, M, O, &, J. (2014). Microsoft Office 2013: ProjectLearn . New York: McGraw-Hill Education.

Gaya MLA

Scheeren, Glen, Coulthard,, Michael, Orwick, &, Judith. "Microsoft Office 2013: ProjectLearn". New York: McGraw-Hill Education, 2014. Text.