Citazione Stile APA (7a Edizione)

Welkowitz, J., Ewen, R. B., & Cohen, J. (1982). Introductory statistics for the behavioral sciences (Third edition.). Academic Press.

Citazione stile Chigago Style (17a edizione)

Welkowitz, Joan, Robert B. Ewen, e Jacob Cohen. Introductory Statistics for the Behavioral Sciences. Third edition. New York: Academic Press, 1982.

Citatione MLA (9a ed.)

Welkowitz, Joan, et al. Introductory Statistics for the Behavioral Sciences. Third edition. Academic Press, 1982.