Wallis, V. (1993). Two old women: An Alaska legend of betrayal, courage, and survival. Epicenter Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWallis, Velma. Two Old Women: An Alaska Legend of Betrayal, Courage, and Survival. Fairbanks: Epicenter Press, 1993.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWallis, Velma. Two Old Women: An Alaska Legend of Betrayal, Courage, and Survival. Epicenter Press, 1993.
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