Cita APA (7a ed.)
Iglesia Católica. Papa (1963-1978 : Paulo VI) & Montini, G. B. (1967). Encyclical Letter of His Holiness Pope Paul VI: On the Development of Peoples : Populorum Progressio. United States Catholic Conference.
Cita estilo Chicago (17a ed.)
Iglesia Católica. Papa (1963-1978 : Paulo VI) y Giovanni B. Montini. Encyclical Letter of His Holiness Pope Paul VI: On the Development of Peoples : Populorum Progressio. Massachusetts, EUA: United States Catholic Conference, 1967.
Cita MLA (9a ed.)
Iglesia Católica. Papa (1963-1978 : Paulo VI) y Giovanni B. Montini. Encyclical Letter of His Holiness Pope Paul VI: On the Development of Peoples : Populorum Progressio. United States Catholic Conference, 1967.
Precaución: Estas citas no son 100% exactas.