Cita APA (7a ed.)

Gaxotte, P. (1939). Frédéric II. Arthéme Fayard.

Cita Chicago Style (17a ed.)

Gaxotte, Pierre. Frédéric II. Paris: Arthéme Fayard, 1939.

Cita MLA (9a ed.)

Gaxotte, Pierre. Frédéric II. Arthéme Fayard, 1939.