APA (7th ed.) Citation

Preston, J., Ferrett, R. L., & Preston, S. (2003). Learn word 2002, comprehensive. Prentice Hall.

Chicago Style (17th ed.) Citation

Preston, John, Robert L. Ferrett, and Sally Preston. Learn Word 2002, Comprehensive. New Jersey: Prentice Hall, 2003.

MLA (9th ed.) Citation

Preston, John, et al. Learn Word 2002, Comprehensive. Prentice Hall, 2003.