Hawthorn, G. (1991). Plausible worlds: Possibility and understanding in history and the social sciences. The University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHawthorn, Geoffrey. Plausible Worlds: Possibility and Understanding in History and the Social Sciences. The University Press, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHawthorn, Geoffrey. Plausible Worlds: Possibility and Understanding in History and the Social Sciences. The University Press, 1991.
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