Cussler, C., Du Brul, J. B., & Brick, S. (2019). The Titanic secret: An Isaac Bell adventure (Unabridged.). Penguin Audio, an imprint of the Penguin Random House Audio Publishing Group.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCussler, Clive, Jack B. Du Brul, और Scott Brick. The Titanic Secret: An Isaac Bell Adventure. Unabridged. New York, NY: Penguin Audio, an imprint of the Penguin Random House Audio Publishing Group, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCussler, Clive, et al. The Titanic Secret: An Isaac Bell Adventure. Unabridged. Penguin Audio, an imprint of the Penguin Random House Audio Publishing Group, 2019.
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