O'Hearn, K. (2019). War of the realms: A Valkyrie novel (First Aladdin paperback edition.). Aladdin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रO'Hearn, Kate. War of the Realms: A Valkyrie Novel. First Aladdin paperback edition. New York: Aladdin, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रO'Hearn, Kate. War of the Realms: A Valkyrie Novel. First Aladdin paperback edition. Aladdin, 2019.
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