Citazione Stile APA (7a Edizione)

Kaufman, L., & Rousseeuw, P. J. (1990). Finding groups in data: An introduction to cluster analysis. Wiley.

Citazione stile Chigago Style (17a edizione)

Kaufman, Leonard, e Peter J. Rousseeuw. Finding Groups in Data: An Introduction to Cluster Analysis. New York: Wiley, 1990.

Citatione MLA (9a ed.)

Kaufman, Leonard, e Peter J. Rousseeuw. Finding Groups in Data: An Introduction to Cluster Analysis. Wiley, 1990.