Crenshaw, D. (2020). Fortitude: American resilience in the era of outrage (First edition.). Twelve.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCrenshaw, Dan. Fortitude: American Resilience in the Era of Outrage. First edition. New York: Twelve, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCrenshaw, Dan. Fortitude: American Resilience in the Era of Outrage. First edition. Twelve, 2020.
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