Gaya APA

O'Keefe, E, E, R, T, L. (2001). Microsoft Excel 2000 - Illustrated Introductory . : Cengage Learning EMEA.

Gaya MLA

O'Keefe, Elizabeth, Eisner, Reding;, Tara, Lynn. "Microsoft Excel 2000 - Illustrated Introductory". : Cengage Learning EMEA, 2001. Text.