APA (7th ed.) Zitazioa
Richardson, C. (1935). An introduction to statistical analysis. Harcourt, Brace.
Chicago Style (17th ed.) Zitazioa
Richardson, C.H. An Introduction to Statistical Analysis. New York: Harcourt, Brace, 1935.
MLA (9th ed.) Zitazioa
Richardson, C.H. An Introduction to Statistical Analysis. Harcourt, Brace, 1935.
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