Cita APA (7a ed.)

Luchaire, A. (1969). Innocent III. Gregg.

Cita Chicago Style (17a ed.)

Luchaire, Achille. Innocent III. Farnborough: Gregg, 1969.

Cita MLA (9a ed.)

Luchaire, Achille. Innocent III. Gregg, 1969.