APA (7e ed.) Bronvermelding

Welkowitz, J., Cohen, B. H., & Lea, R. B. (2012). Introductory statistics for the behavioral sciences (7th ed.). Wiley.

Chicago (17e ed.) Bronvermelding

Welkowitz, Joan, Barry H. Cohen, en R. Brooke Lea. Introductory Statistics for the Behavioral Sciences. 7th ed. Hoboken, N.J.: Wiley, 2012.

MLA (9e ed.) Bronvermelding

Welkowitz, Joan, et al. Introductory Statistics for the Behavioral Sciences. 7th ed. Wiley, 2012.