Cita APA (7a ed.)

Sever d'Antioquia. (1920). The letters of Severus, patriarch of Antioch. Firmin-Didot.

Cita Chicago Style (17a ed.)

Sever d'Antioquia. The Letters of Severus, Patriarch of Antioch. Paris: Firmin-Didot, 1920.

Cita MLA (9a ed.)

Sever d'Antioquia. The Letters of Severus, Patriarch of Antioch. Firmin-Didot, 1920.