Cita APA (7th ed.)

Tryon, R. C., & Bailey, D. E. (1970). Cluster analysis. McGraw-Hill.

Cita Chicago (17th ed.)

Tryon, Robert Choate, i Daniel Edgar Bailey. Cluster Analysis. New York: McGraw-Hill, 1970.

Cita MLA (9th ed.)

Tryon, Robert Choate, i Daniel Edgar Bailey. Cluster Analysis. McGraw-Hill, 1970.