APA-referens (7:e uppl.)

Williams, T. A., Sweeney, D. J., & Anderson, D. R. (2006). Contemporary business statistics with Microsoft Excel. Thomson/South-Western.

Chicago-referens (17:e uppl.)

Williams, Thomas A., Dennis J. Sweeney, och David Ray Anderson. Contemporary Business Statistics with Microsoft Excel. Mason, Ohio: Thomson/South-Western, 2006.

MLA-referens (9:e uppl.)

Williams, Thomas A., et al. Contemporary Business Statistics with Microsoft Excel. Thomson/South-Western, 2006.