APA (7th ed.) Citation

Tierney, B. (1972). Origins of papal infallibility, 1150-1350.

Chicago Style (17th ed.) Citation

Tierney, Brian. Origins of Papal Infallibility, 1150-1350. 1972.

MLA (9th ed.) Citation

Tierney, Brian. Origins of Papal Infallibility, 1150-1350. 1972.

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