Turtledove, H., & Frangione, J. (2013). Things fall apart: Supervolcano series, book 3 (Unabridged.). Recorded Books Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTurtledove, Harry, और Jim Frangione. Things Fall Apart: Supervolcano Series, Book 3. Unabridged. Prince Frederick: Recorded Books Inc., 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTurtledove, Harry, और Jim Frangione. Things Fall Apart: Supervolcano Series, Book 3. Unabridged. Recorded Books Inc., 2013.
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