Knight, D. (1975). Sources for the history of science: 1660-1914. Sources of History.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKnight, David. Sources for the History of Science: 1660-1914. Sources of History, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKnight, David. Sources for the History of Science: 1660-1914. Sources of History, 1975.
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