Mackenzie, D. (2020). COVID-19: The pandemic that never should have happened and how to stop the next one (First edition.). Hachette Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMackenzie, Debora. COVID-19: The Pandemic That Never Should Have Happened and How to Stop the Next One. First edition. New York: Hachette Books, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMackenzie, Debora. COVID-19: The Pandemic That Never Should Have Happened and How to Stop the Next One. First edition. Hachette Books, 2020.
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