Clark, D. S. T. (1970). Francis Bacon: The study of history and the science of man. University of Cambridge.
Lua i Stíl Chicago (17ú heag.)Clark, D. S. T. Francis Bacon: The Study of History and the Science of Man. University of Cambridge, 1970.
Lua MLA (8ú heag.)Clark, D. S. T. Francis Bacon: The Study of History and the Science of Man. University of Cambridge, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.