Purnell, S. (2019). A woman of no importance: The untold story of the american spy who helped win world war ii.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPurnell, Sonia. A Woman of No Importance: The Untold Story of the American Spy Who Helped Win World War Ii. 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPurnell, Sonia. A Woman of No Importance: The Untold Story of the American Spy Who Helped Win World War Ii. 2019.
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