APA
Paul VI P., . (1975). On Christian Joy: Gaudete in Domino. Boston: Daughters of St. Paul.
Chicago
Paul VI Pope, . 1975. On Christian Joy: Gaudete in Domino. Boston: Daughters of St. Paul.
Harvard
Paul VI P., . (1975). On Christian Joy: Gaudete in Domino. Boston: Daughters of St. Paul.
MLA
Paul VI Pope, . On Christian Joy: Gaudete in Domino. Boston: Daughters of St. Paul. 1975.
