Venables, W., & Ripley, B. (1997). Modern applied statistics with S-PLUS/ 2nd ed (2nd ed.). Springer-Verlag.
Chicago Style aipamenaVenables, W.N, and B.D Ripley. Modern Applied Statistics with S-PLUS/ 2nd Ed. 2nd ed. New York: Springer-Verlag, 1997.
MLA aipamenaVenables, W.N, and B.D Ripley. Modern Applied Statistics with S-PLUS/ 2nd Ed. 2nd ed. Springer-Verlag, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.