Hopkinson, D. (2015). Courage & defiance: Stories of spies, saboteurs, and survivors in World War II Denmark (First edition.). Scholastic Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHopkinson, Deborah. Courage & Defiance: Stories of Spies, Saboteurs, and Survivors in World War II Denmark. First edition. New York: Scholastic Press, 2015.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHopkinson, Deborah. Courage & Defiance: Stories of Spies, Saboteurs, and Survivors in World War II Denmark. First edition. Scholastic Press, 2015.
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