APA (7th ed.) Citation

Pollard, J. F. (1999). The unknown pope: Benedict XV (1914-1922) and the pursuit of peace. Geoffrey Chapman.

Chicago Style (17th ed.) Citation

Pollard, John F. The Unknown Pope: Benedict XV (1914-1922) and the Pursuit of Peace. London: Geoffrey Chapman, 1999.

MLA (9th ed.) Citation

Pollard, John F. The Unknown Pope: Benedict XV (1914-1922) and the Pursuit of Peace. Geoffrey Chapman, 1999.