Bullen, A. F. (1955). A handbook for converts: An outline statement of the Catholic faith: its doctrine and practice. H. Regnery.
Chicago-referens (17:e uppl.)Bullen, Anthony F. A Handbook for Converts: An Outline Statement of the Catholic Faith: Its Doctrine and Practice. Chicago: H. Regnery, 1955.
MLA-referens (8:e uppl.)Bullen, Anthony F. A Handbook for Converts: An Outline Statement of the Catholic Faith: Its Doctrine and Practice. H. Regnery, 1955.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.