Citazione APA

Catholic Church. Pope (1939-1958 : Pius XII), United States Catholic Conference, & Pius XII, P. (1951). Moral questions affecting married life. National Catholic Welfare Conference.

Stile di citazione Chicago

Catholic Church. Pope (1939-1958 : Pius XII), United States Catholic Conference, e Pope Pius XII. Moral Questions Affecting Married Life. Washington, D.C.: National Catholic Welfare Conference, 1951.

Citazione MLA

Catholic Church. Pope (1939-1958 : Pius XII), et al. Moral Questions Affecting Married Life. National Catholic Welfare Conference, 1951.