APA (7th ed.) Citation

Flick, A. C. (1930). The decline of the medieval church. Knopf.

Chicago Style (17th ed.) Citation

Flick, Alexander Clarence. The Decline of the Medieval Church. New York: Knopf, 1930.

MLA (9th ed.) Citation

Flick, Alexander Clarence. The Decline of the Medieval Church. Knopf, 1930.

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