A, J. R., & Wichern, D. W. (1998). Applied Multivariate statistical analysis (1st edition.). John Wiley.
Cita Chicago (17th ed.)A, Johnson Richard, i D. W. Wichern. Applied Multivariate Statistical Analysis. 1st edition. New York: John Wiley, 1998.
Cita MLA (9th ed.)A, Johnson Richard, i D. W. Wichern. Applied Multivariate Statistical Analysis. 1st edition. John Wiley, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.