APA (7th ed.) Citation

Johnson, P., & Walsh, M. J. (1997). The Papacy. Weidenfeld & Nicolson.

Chicago Style (17th ed.) Citation

Johnson, Paul, and Michael J. Walsh. The Papacy. London: Weidenfeld & Nicolson, 1997.

MLA (9th ed.) Citation

Johnson, Paul, and Michael J. Walsh. The Papacy. Weidenfeld & Nicolson, 1997.

Warning: These citations may not always be 100% accurate.