Snyder, T., & Krug, N. (2021). On tyranny: Twenty lessons from the twentieth century (First graphic edition.). Ten Speed Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSnyder, Timothy, और Nora Krug. On Tyranny: Twenty Lessons from the Twentieth Century. First graphic edition. California: Ten Speed Press, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSnyder, Timothy, और Nora Krug. On Tyranny: Twenty Lessons from the Twentieth Century. First graphic edition. Ten Speed Press, 2021.
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