Johnson, R. A., & Wichern, D. W. (1998). Applied multivariate statistical analysis (4a. ed.). Prentice-Hall.
Chicago Style (17th ed.) ZitazioaJohnson, Richard Arnold, eta Dean W. Wichern. Applied Multivariate Statistical Analysis. 4a. ed. Upper Saddle River: Prentice-Hall, 1998.
MLA (9th ed.) ZitazioaJohnson, Richard Arnold, eta Dean W. Wichern. Applied Multivariate Statistical Analysis. 4a. ed. Prentice-Hall, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.