Cita APA (7th ed.)

Heymann, F. G. (1965). George of Bohemia, King of Heretics. Princeton University Press.

Cita Chicago (17th ed.)

Heymann, Frederick Gotthold. George of Bohemia, King of Heretics. Princeton, N.J: Princeton University Press, 1965.

Cita MLA (9th ed.)

Heymann, Frederick Gotthold. George of Bohemia, King of Heretics. Princeton University Press, 1965.