Collins, S., & Boehmer, P. (2005). Gregor and the curse of the warmbloods (Unabridged.). Listening Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCollins, Suzanne, और Paul Boehmer. Gregor and the Curse of the Warmbloods. Unabridged. New York: Listening Library, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCollins, Suzanne, और Paul Boehmer. Gregor and the Curse of the Warmbloods. Unabridged. Listening Library, 2005.
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