Pius, P. C. C. P. (1932). The Church and Mexico, Encyclical Letter of His Holiness Pope Pius XI. Washington, D.C..
Citação do estilo Chicago (17ª ed.)Pius, Pope; Catholic Church. Pope. The Church and Mexico, Encyclical Letter of His Holiness Pope Pius XI. Washington, D.C., 1932.
Citação MLA (8ª ed.)Pius, Pope; Catholic Church. Pope. The Church and Mexico, Encyclical Letter of His Holiness Pope Pius XI. Washington, D.C., 1932.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.