Picconi, M. J., Romano, A., & Olson, C. L. (1993). Business Statistics: Elements and Applications. HarperCollins.
Παραπομπή σε μορφή Chicago (17η εκδ.)Picconi, Mario J., Albert Romano, και Charles L. Olson. Business Statistics: Elements and Applications. New York: HarperCollins, 1993.
Παραπομπή σε μορφή MLA (9th εκδ.)Picconi, Mario J., et al. Business Statistics: Elements and Applications. HarperCollins, 1993.