Secord, A. Coming to attention: A commonwealth of observers during the napoleonic wars / Anne Secord. Histories of scientific observation.(2011).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSecord, Anne. "Coming to Attention: A Commonwealth of Observers During the Napoleonic Wars / Anne Secord." Histories of Scientific Observation.(2011) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रSecord, Anne. "Coming to Attention: A Commonwealth of Observers During the Napoleonic Wars / Anne Secord." Histories of Scientific Observation.(2011), .
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