APA (7e ed.) Bronvermelding

Groebner, D. F., & Shannon, P. W. (1989). Business statistics: A decision - making approach (4th ed.). Macmillan.

Chicago (17e ed.) Bronvermelding

Groebner, David F., en Patrick W. Shannon. Business Statistics: A Decision - Making Approach. 4th ed. New York: Macmillan, 1989.

MLA (9e ed.) Bronvermelding

Groebner, David F., en Patrick W. Shannon. Business Statistics: A Decision - Making Approach. 4th ed. Macmillan, 1989.