APA (7th ed.) Citation

O'Connor, L. (1941). Hitler's war on the church. The Vaun Press.

Chicago Style (17th ed.) Citation

O'Connor, Liam. Hitler's War on the Church. New York: The Vaun Press, 1941.

MLA (8th ed.) Citation

O'Connor, Liam. Hitler's War on the Church. The Vaun Press, 1941.