Mackenzie, D. (2020). COVID-19: The pandemic that never should have happened and how to stop the next one (First edition.). Hachette Books.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mackenzie, Debora. COVID-19: The Pandemic That Never Should Have Happened and How to Stop the Next One. First edition. New York: Hachette Books, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Mackenzie, Debora. COVID-19: The Pandemic That Never Should Have Happened and How to Stop the Next One. First edition. Hachette Books, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.