Cita APA (7a ed.)

Spencer, E., Appleby, P., Davey, G., & Key, T. (2003). Diet and body mass index in 38000 EPIC-Oxford meat-eaters, fish-eaters, vegetarians and vegans.

Cita Chicago Style (17a ed.)

Spencer, E., P. Appleby, G. Davey, y T. Key. Diet and Body Mass Index in 38000 EPIC-Oxford Meat-eaters, Fish-eaters, Vegetarians and Vegans. 2003.

Cita MLA (9a ed.)

Spencer, E., et al. Diet and Body Mass Index in 38000 EPIC-Oxford Meat-eaters, Fish-eaters, Vegetarians and Vegans. 2003.