APA-referens (7:e uppl.)

Gumbinger, C. (1944). The priesthood. Catholic Information Society.

Chicago-referens (17:e uppl.)

Gumbinger, Cuthbert. The Priesthood. New York: Catholic Information Society, 1944.

MLA-referens (8:e uppl.)

Gumbinger, Cuthbert. The Priesthood. Catholic Information Society, 1944.