Clarke, R. A., & Knake, R. K. (2019). The fifth domain: Defending our country, our companies, and ourselves in the age of cyber threats. Penguin Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रClarke, Richard A., और Robert K. Knake. The Fifth Domain: Defending Our Country, Our Companies, and Ourselves in the Age of Cyber Threats. New York: Penguin Press, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रClarke, Richard A., और Robert K. Knake. The Fifth Domain: Defending Our Country, Our Companies, and Ourselves in the Age of Cyber Threats. Penguin Press, 2019.
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