Riordan, R., & Bernstein, J. (2017). Camp half-blood confidential: Your real guide to the demigod training camp (Unabridged.). Listening Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRiordan, Rick, और Jesse Bernstein. Camp Half-blood Confidential: Your Real Guide to the Demigod Training Camp. Unabridged. New York: Listening Library, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRiordan, Rick, और Jesse Bernstein. Camp Half-blood Confidential: Your Real Guide to the Demigod Training Camp. Unabridged. Listening Library, 2017.
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