Edwards, S. B. (2021). Coronavirus: The COVID-19 pandemic. Essential Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEdwards, Sue Bradford. Coronavirus: The COVID-19 Pandemic. Minneapolis, Minnesota: Essential Library, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEdwards, Sue Bradford. Coronavirus: The COVID-19 Pandemic. Essential Library, 2021.
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