APA (7th ed.) Citation

Joan XXIII, p., & Lalande, B. F. (1966). Pacem in Terris. Paulinas.

Chicago Style (17th ed.) Citation

Joan XXIII, papa, and Bernard; Feltin Lalande. Pacem in Terris. Bogotá: Paulinas, 1966.

MLA (9th ed.) Citation

Joan XXIII, papa, and Bernard; Feltin Lalande. Pacem in Terris. Paulinas, 1966.