History of Science Society. (2018). Guide to the History of Science. University of Pennsylvania, Department of History and Sociology of Science.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHistory of Science Society. Guide to the History of Science. Philadelphia, Pa: University of Pennsylvania, Department of History and Sociology of Science, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHistory of Science Society. Guide to the History of Science. University of Pennsylvania, Department of History and Sociology of Science, 2018.
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