Cita APA (7th ed.)

O’Leary, T. J., & O’Leary, L. I. (1995). Microsoft PowerPoint 4.0 for Windows. McGraw-Hill, Inc.

Cita Chicago (17th ed.)

O’Leary, T. J., i L. I. O’Leary. Microsoft PowerPoint 4.0 for Windows. New York: McGraw-Hill, Inc, 1995.

Cita MLA (9th ed.)

O’Leary, T. J., i L. I. O’Leary. Microsoft PowerPoint 4.0 for Windows. McGraw-Hill, Inc, 1995.