APA-viite (7. p.)
Williams, F. (1979). Reasoning with statistics (2d ed.). Holt, Rinehart and Winston.
Chicago-viite (17. p.)
Williams, Frederick. Reasoning with Statistics. 2d ed. New York: Holt, Rinehart and Winston, 1979.
MLA-viite (9. p.)
Williams, Frederick. Reasoning with Statistics. 2d ed. Holt, Rinehart and Winston, 1979.
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