Citazione Stile APA (7a Edizione)

Popham, W. J., & Sirotnik, K. A. (1992). Understanding statistics in education. F.E. Peacock Publishers.

Citazione stile Chigago Style (17a edizione)

Popham, W. James, e Kenneth A. Sirotnik. Understanding Statistics in Education. Itasca, Ill: F.E. Peacock Publishers, 1992.

Citatione MLA (9a ed.)

Popham, W. James, e Kenneth A. Sirotnik. Understanding Statistics in Education. F.E. Peacock Publishers, 1992.