Freston, K., & Friedrich, B. (2018). Clean protein: The revolution that will reshape your body, boost your energy--and save our planet (First edition.). Weinstein Books, Hachette Book Group.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Freston, Kathy, و Bruce Friedrich. Clean Protein: The Revolution That Will Reshape Your Body, Boost Your Energy--and Save Our Planet. First edition. New York, NY: Weinstein Books, Hachette Book Group, 2018.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Freston, Kathy, و Bruce Friedrich. Clean Protein: The Revolution That Will Reshape Your Body, Boost Your Energy--and Save Our Planet. First edition. Weinstein Books, Hachette Book Group, 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.