APA-referens (7:e uppl.)

Catholic Church. Secretariatus ad Christianorum Unitatem Fovendam & Bea, A. (1967). Directory on ecumenism. Catholic Truth Society of Ireland.

Chicago-referens (17:e uppl.)

Catholic Church. Secretariatus ad Christianorum Unitatem Fovendam och Augustin Bea. Directory on Ecumenism. [Place of publication not identified]: Catholic Truth Society of Ireland, 1967.

MLA-referens (8:e uppl.)

Catholic Church. Secretariatus ad Christianorum Unitatem Fovendam och Augustin Bea. Directory on Ecumenism. Catholic Truth Society of Ireland, 1967.