Παραπομπή APA
Bradley, I. E., & South, J. B. (1981). Introductory statistics for business and economics. Hinsdale, Ill.: Dryden Press.
Παραπομπή Chicago StyleBradley, Iver E., and John B. South. Introductory Statistics for Business and Economics. Hinsdale, Ill.: Dryden Press, 1981.
Παραπομπή MLABradley, Iver E., and John B. South. Introductory Statistics for Business and Economics. Hinsdale, Ill.: Dryden Press, 1981.
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