APA (7th ed.) Citation

Catholic Church. Pope (1978 : John Paul I) & John Paul I, P. (1979). Pope John Paul I. Publications Office, United States Catholic Conference.

Chicago Style (17th ed.) Citation

Catholic Church. Pope (1978 : John Paul I) and Pope John Paul I. Pope John Paul I. Washington, D.C.: Publications Office, United States Catholic Conference, 1979.

MLA (8th ed.) Citation

Catholic Church. Pope (1978 : John Paul I) and Pope John Paul I. Pope John Paul I. Publications Office, United States Catholic Conference, 1979.