APA (7th ed.) Citation

O'Collins, G., & Farrugia, M. (2003). Catholicism: The story of Catholic Christianity. Oxford University Press.

Chicago Style (17th ed.) Citation

O'Collins, Gerald, and Mario Farrugia. Catholicism: The Story of Catholic Christianity. Oxford ; New York: Oxford University Press, 2003.

MLA (9th ed.) Citation

O'Collins, Gerald, and Mario Farrugia. Catholicism: The Story of Catholic Christianity. Oxford University Press, 2003.