Pius, P. C. C. P. (1937). The church in Germany, encyclical letter of His Holiness, Pope Pius XI (Vatican Press translation) issued March 14, 1937. Washington, D.C..
Citação do estilo Chicago (17ª ed.)Pius, Pope; Catholic Church. Pope. The Church in Germany, Encyclical Letter of His Holiness, Pope Pius XI (Vatican Press Translation) Issued March 14, 1937. Washington, D.C., 1937.
Citação MLA (8ª ed.)Pius, Pope; Catholic Church. Pope. The Church in Germany, Encyclical Letter of His Holiness, Pope Pius XI (Vatican Press Translation) Issued March 14, 1937. Washington, D.C., 1937.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.