APA (7th ed.) Citation

Guillem, d., & Baudry, L. (1937). Breviloquium de Potestate Papae. J. Vrin.

Chicago Style (17th ed.) Citation

Guillem, d'Occam, and Léon Baudry. Breviloquium De Potestate Papae. Paris: J. Vrin, 1937.

MLA (9th ed.) Citation

Guillem, d'Occam, and Léon Baudry. Breviloquium De Potestate Papae. J. Vrin, 1937.