Secord, A. Coming to attention: A commonwealth of observers during the napoleonic wars / Anne Secord. Histories of scientific observation.(2011).
Lua i Stíl Chicago (17ú heag.)Secord, Anne. "Coming to Attention: A Commonwealth of Observers During the Napoleonic Wars / Anne Secord." Histories of Scientific Observation.(2011) .
Lua MLA (8ú heag.)Secord, Anne. "Coming to Attention: A Commonwealth of Observers During the Napoleonic Wars / Anne Secord." Histories of Scientific Observation.(2011), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.