Catholic Church. Pope (1878-1903 : Leo XIII) & Leo XIII, P. (1978). Encyclical letter of Pope Leo XIII on Jesus Christ, our redeemer. St. Paul Editions.
Chicago-viite (17. p.)Catholic Church. Pope (1878-1903 : Leo XIII) ja Pope Leo XIII. Encyclical Letter of Pope Leo XIII on Jesus Christ, Our Redeemer. [Boston]: St. Paul Editions, 1978.
MLA-viite (8. p.)Catholic Church. Pope (1878-1903 : Leo XIII) ja Pope Leo XIII. Encyclical Letter of Pope Leo XIII on Jesus Christ, Our Redeemer. St. Paul Editions, 1978.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.