APA (7e ed.) Bronvermelding

Appleby, P., Crowe, F., Bradbury, K., Travis, R., & Key, T. (2016). Mortality in vegetarians and comparable nonvegetarians in the United Kingdom. American Society for Nutrition.

Chicago (17e ed.) Bronvermelding

Appleby, P., F. Crowe, K. Bradbury, R. Travis, en T. Key. Mortality in Vegetarians and Comparable Nonvegetarians in the United Kingdom. American Society for Nutrition, 2016.

MLA (9e ed.) Bronvermelding

Appleby, P., et al. Mortality in Vegetarians and Comparable Nonvegetarians in the United Kingdom. American Society for Nutrition, 2016.