Cita APA (7a ed.)

Reiners, L., & Gallet, P. (1956). Frédéric II. Amiot-Dumont.

Cita Chicago Style (17a ed.)

Reiners, Ludwig, y Pierre Gallet. Frédéric II. Paris: Amiot-Dumont, 1956.

Cita MLA (9a ed.)

Reiners, Ludwig, y Pierre Gallet. Frédéric II. Amiot-Dumont, 1956.