Hennessy, E. (2019). On the backs of tortoises: Darwin, the Galápagos, and the fate of an evolutionary Eden. Yale University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHennessy, Elizabeth. On the Backs of Tortoises: Darwin, the Galápagos, and the Fate of an Evolutionary Eden. New Haven: Yale University Press, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHennessy, Elizabeth. On the Backs of Tortoises: Darwin, the Galápagos, and the Fate of an Evolutionary Eden. Yale University Press, 2019.
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