Johnson, R., & Wicher, D. W. (1982). Applied multivariate statistical analysis. Prentice-Hall.
Cita Chicago (17th ed.)Johnson, Richard, i Dean W. Wicher. Applied Multivariate Statistical Analysis. Englewood Cliffs, New Jersey: Prentice-Hall, 1982.
Cita MLA (9th ed.)Johnson, Richard, i Dean W. Wicher. Applied Multivariate Statistical Analysis. Prentice-Hall, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.