APA (7th ed.) Citation

Kelly, J. N. D. (1986). The Oxford Dictionary of Popes. Oxford University Press.

Chicago Style (17th ed.) Citation

Kelly, J. N. D. The Oxford Dictionary of Popes. Oxford: Oxford University Press, 1986.

MLA (9th ed.) Citation

Kelly, J. N. D. The Oxford Dictionary of Popes. Oxford University Press, 1986.