Groebner, D. F., & Shannon, P. W. (1989). Business statistics: A decision - making approach (4th ed.). Macmillan.
Chicago-čujuhus (17. p.)Groebner, David F., juo Patrick W. Shannon. Business Statistics: A Decision - Making Approach. 4th ed. New York: Macmillan, 1989.
MLA-čujuhus (9. p.)Groebner, David F., juo Patrick W. Shannon. Business Statistics: A Decision - Making Approach. 4th ed. Macmillan, 1989.
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