APA-viite

O'Keefe, T. L., & Tara Lynn O'Keefe; Elizabeth Eisner Reding; Barbara Clemens. (2000). Course Learning System: Microsoft Excel 2000 Illustrated INTERMEDIATE. Cambridge, MA: Course Technology.

Chicago-tyylinen lähdeviittaus

O'Keefe, Tara Lynn, ja Tara Lynn O'Keefe; Elizabeth Eisner Reding; Barbara Clemens. Course Learning System: Microsoft Excel 2000 Illustrated INTERMEDIATE. Cambridge, MA: Course Technology, 2000.

MLA-viite

O'Keefe, Tara Lynn, ja Tara Lynn O'Keefe; Elizabeth Eisner Reding; Barbara Clemens. Course Learning System: Microsoft Excel 2000 Illustrated INTERMEDIATE. Cambridge, MA: Course Technology, 2000.

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