Webb, E. (2014). Eric Voegelin: Philosopher of history (Paperback edition.). University of Washington Press.
Chicago (17e ed.) BronvermeldingWebb, Eugene. Eric Voegelin: Philosopher of History. Paperback edition. Seattle, [Washington] ; London, [England]: University of Washington Press, 2014.
MLA (9e ed.) BronvermeldingWebb, Eugene. Eric Voegelin: Philosopher of History. Paperback edition. University of Washington Press, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.