APA (7e ed.) Bronvermelding

Levin, J., Fox, J. A., & Forde, D. R. (2006). Workbook for Levin and Fox: Elementary statistics in social research (Tenth edition.). Pearson/Allyn and Bacon.

Chicago (17e ed.) Bronvermelding

Levin, Jack, James Alan Fox, en David R. Forde. Workbook for Levin and Fox: Elementary Statistics in Social Research. Tenth edition. Boston: Pearson/Allyn and Bacon, 2006.

MLA (9e ed.) Bronvermelding

Levin, Jack, et al. Workbook for Levin and Fox: Elementary Statistics in Social Research. Tenth edition. Pearson/Allyn and Bacon, 2006.