Historical Studies in the Physical and Biological Sciences. University of California Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHistorical Studies in the Physical and Biological Sciences. University of California Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHistorical Studies in the Physical and Biological Sciences. University of California Press.
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