APA (7e ed.) Bronvermelding

Thomas, H., Davey, G., & Key, T. (1999). Oestradiol and sex hormone-binding globulin in premenopausal and post-menopausal meat-eaters, vegetarians and vegans.

Chicago (17e ed.) Bronvermelding

Thomas, H., G. Davey, en T. Key. Oestradiol and Sex Hormone-binding Globulin in Premenopausal and Post-menopausal Meat-eaters, Vegetarians and Vegans. 1999.

MLA (9e ed.) Bronvermelding

Thomas, H., et al. Oestradiol and Sex Hormone-binding Globulin in Premenopausal and Post-menopausal Meat-eaters, Vegetarians and Vegans. 1999.