APA (7 वां संस्करण) प्रशस्ति पत्र
Roy, R. (2011). Sources in the development of mathematics: Infinite series and products from the fifteenth to the twenty-first century. Cambridge University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Roy, Ranjan. Sources in the Development of Mathematics: Infinite Series and Products from the Fifteenth to the Twenty-first Century. Cambridge ; New York: Cambridge University Press, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Roy, Ranjan. Sources in the Development of Mathematics: Infinite Series and Products from the Fifteenth to the Twenty-first Century. Cambridge University Press, 2011.
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