Cita APA (7a ed.)

Froberville, P. d. (1954). Saint Pie X. Fayard.

Cita Chicago Style (17a ed.)

Froberville, Philippe de. Saint Pie X. Paris: Fayard, 1954.

Cita MLA (9a ed.)

Froberville, Philippe de. Saint Pie X. Fayard, 1954.