APA-referens (7:e uppl.)

Overend, J. (1936). Preparation for confirmation. Paulist Press.

Chicago-referens (17:e uppl.)

Overend, John. Preparation for Confirmation. New York: Paulist Press, 1936.

MLA-referens (8:e uppl.)

Overend, John. Preparation for Confirmation. Paulist Press, 1936.