Iglesia Católica. Papa & León XIII, P. (1875). Lettres Apostoliques de SS. León XIII: Encycliques, Brefs, etc. [s.n.].
Chicago Style (17th ed.) CitationIglesia Católica. Papa and Papa León XIII. Lettres Apostoliques De SS. León XIII: Encycliques, Brefs, Etc. Paria: [s.n.], 1875.
MLA (9th ed.) CitationIglesia Católica. Papa and Papa León XIII. Lettres Apostoliques De SS. León XIII: Encycliques, Brefs, Etc. [s.n.], 1875.
Warning: These citations may not always be 100% accurate.