Cita APA (7a ed.)

Beaudenom, L. (1919). Lettres de direction. Lirairie Saint Paul.

Cita Chicago Style (17a ed.)

Beaudenom, Léopold. Lettres De Direction. Paris: Lirairie Saint Paul, 1919.

Cita MLA (9a ed.)

Beaudenom, Léopold. Lettres De Direction. Lirairie Saint Paul, 1919.