APA (7th ed.) Zitazioa
Gravetter, F. J., & Wallnau, L. B. (2013). Statistics for the behavioral sciences (9th ed.). Wadsworth Cengage Learning.
Chicago Style (17th ed.) Zitazioa
Gravetter, Frederick J., eta Larry B. Wallnau. Statistics for the Behavioral Sciences. 9th ed. Belmont, CA: Wadsworth Cengage Learning, 2013.
MLA (9th ed.) Zitazioa
Gravetter, Frederick J., eta Larry B. Wallnau. Statistics for the Behavioral Sciences. 9th ed. Wadsworth Cengage Learning, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.