APA (7th ed.) Citation

O'Leary, T. J., & O'Leary, L. (1994). Microsoft Excel 4.0 for Windows. McGraw-Hill.

Chicago Style (17th ed.) Citation

O'Leary, Timothy J., and Linda O'Leary. Microsoft Excel 4.0 for Windows. New York: McGraw-Hill, 1994.

MLA (9th ed.) Citation

O'Leary, Timothy J., and Linda O'Leary. Microsoft Excel 4.0 for Windows. McGraw-Hill, 1994.