APA (7 वां संस्करण) प्रशस्ति पत्र
Mitterauer, M., & Chapple, G. (2010). Why Europe?: Medieval origins of its special path. University of Chicago Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Mitterauer, Michael, और Gerald Chapple. Why Europe?: Medieval Origins of Its Special Path. Chicago ; London: University of Chicago Press, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Mitterauer, Michael, और Gerald Chapple. Why Europe?: Medieval Origins of Its Special Path. University of Chicago Press, 2010.
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