Picconi, M. J., Romano, A., & Olson, C. L. (1993). Business Statistics: Elements and Applications. HarperCollins.
Čikaški stil citiranja (17. izdanje)Picconi, Mario J., Albert Romano, i Charles L. Olson. Business Statistics: Elements and Applications. New York: HarperCollins, 1993.
MLA način citiranja (9. izdanje)Picconi, Mario J., et al. Business Statistics: Elements and Applications. HarperCollins, 1993.