APA (7th ed.) Citation

Ollé-Laprune, L. (1902). De la certitude morale ((4o ed.).). Belin fr.

Chicago Style (17th ed.) Citation

Ollé-Laprune, Léon. De La Certitude Morale. (4o ed.). Paris: Belin fr, 1902.

MLA (9th ed.) Citation

Ollé-Laprune, Léon. De La Certitude Morale. (4o ed.). Belin fr, 1902.