Papier, K., Tong, T., Appleby, P., Bradbury, K., Fensom, G., Knuppel, A., . . . Key, T. (2019). Comparison of major protein-source foods and other food groups in meat-eaters and non-meat-eaters in the EPIC-Oxford cohort. MDPI.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Papier, K., et al. Comparison of Major Protein-source Foods and Other Food Groups in Meat-eaters and Non-meat-eaters in the EPIC-Oxford Cohort. MDPI, 2019.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Papier, K., et al. Comparison of Major Protein-source Foods and Other Food Groups in Meat-eaters and Non-meat-eaters in the EPIC-Oxford Cohort. MDPI, 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.