APA (7th ed.) Citation

León I, P., & Dolle, R. (1961). Sermons: 3. Editions du Cerf.

Chicago Style (17th ed.) Citation

León I, Papa, and René Dolle. Sermons: 3. Paris: Editions du Cerf, 1961.

MLA (9th ed.) Citation

León I, Papa, and René Dolle. Sermons: 3. Editions du Cerf, 1961.