APA (7th ed.) Citation

Hibbert, C. (1982). The popes. Stonehenge Press.

Chicago Style (17th ed.) Citation

Hibbert, Christopher. The Popes. Chicago, Ill: Stonehenge Press, 1982.

MLA (9th ed.) Citation

Hibbert, Christopher. The Popes. Stonehenge Press, 1982.

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