APA-referens (7:e uppl.)

Harney, J. B. (1948). The popes: Infallible teachers. The Paulist Press.

Chicago-referens (17:e uppl.)

Harney, John B. The Popes: Infallible Teachers. New York: The Paulist Press, 1948.

MLA-referens (8:e uppl.)

Harney, John B. The Popes: Infallible Teachers. The Paulist Press, 1948.