Sullivan, T. (2021). Escape at 10,000 feet: D.B. Cooper and the missing money (First edition.). Balzer + Bray : Harper Alley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSullivan, Tom. Escape at 10,000 Feet: D.B. Cooper and the Missing Money. First edition. New York, NY: Balzer + Bray : Harper Alley, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSullivan, Tom. Escape at 10,000 Feet: D.B. Cooper and the Missing Money. First edition. Balzer + Bray : Harper Alley, 2021.
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