APA (7th ed.) Citation

O’Leary, T. J., & O’Leary, L. I. (1995). Microsoft PowerPoint 4.1 for Windows. McGraw-Hill, Inc.

Chicago Style (17th ed.) Citation

O’Leary, T. J., and L. I. O’Leary. Microsoft PowerPoint 4.1 for Windows. New York: McGraw-Hill, Inc, 1995.

MLA (9th ed.) Citation

O’Leary, T. J., and L. I. O’Leary. Microsoft PowerPoint 4.1 for Windows. McGraw-Hill, Inc, 1995.