Diamond, J. M., & Ordunio, D. (1999). Guns, germs, and steel: The fates of human societies (Unabridged.). Random House Audio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDiamond, Jared M., और Doug Ordunio. Guns, Germs, and Steel: The Fates of Human Societies. Unabridged. New York: Random House Audio, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDiamond, Jared M., और Doug Ordunio. Guns, Germs, and Steel: The Fates of Human Societies. Unabridged. Random House Audio, 1999.
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