APA (7e ed.) Bronvermelding

Appleby, P., Key, T., Thorogood, M., Burr, M., & Mann, J. (2002). Mortality in British vegetarians.

Chicago (17e ed.) Bronvermelding

Appleby, P., T. Key, M. Thorogood, M. Burr, en J. Mann. Mortality in British Vegetarians. 2002.

MLA (9e ed.) Bronvermelding

Appleby, P., et al. Mortality in British Vegetarians. 2002.