Maas, S. J. (2016). Empire of storms. Bloomsbury Children's Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMaas, Sarah J. Empire of Storms. New York: Bloomsbury Children's Books, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMaas, Sarah J. Empire of Storms. Bloomsbury Children's Books, 2016.
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