Citazione Stile APA (7a Edizione)

Levin, J., & Fox, J. A. (1991). Elementary statistics in social research (5th ed.). HarperCollins Pub.

Citazione stile Chigago Style (17a edizione)

Levin, Jack, e James Alan Fox. Elementary Statistics in Social Research. 5th ed. New York: HarperCollins Pub, 1991.

Citatione MLA (9a ed.)

Levin, Jack, e James Alan Fox. Elementary Statistics in Social Research. 5th ed. HarperCollins Pub, 1991.