APA (7 ম সংস্করণ) উদ্ধৃতি

Catholic Church. Pope (1922-1939 : Pius XI) & National Catholic Welfare Conference. (1942). Quadragesimo anno: Encyclical letter on reconstructing the social order. National Catholic Welfare Conference.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Catholic Church. Pope (1922-1939 : Pius XI) এবং National Catholic Welfare Conference. Quadragesimo Anno: Encyclical Letter on Reconstructing the Social Order. Washington, D.C.: National Catholic Welfare Conference, 1942.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Catholic Church. Pope (1922-1939 : Pius XI) এবং National Catholic Welfare Conference. Quadragesimo Anno: Encyclical Letter on Reconstructing the Social Order. National Catholic Welfare Conference, 1942.