Haber, A. (1979). General Statistics Audrey Haber And Richard P. Runyon. Addison - wesley.
Chicago-viite (17. p.)Haber, Audrey. General Statistics Audrey Haber And Richard P. Runyon. Addison - wesley, 1979.
MLA-viite (8. p.)Haber, Audrey. General Statistics Audrey Haber And Richard P. Runyon. Addison - wesley, 1979.
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