Lua APA (7ú heag.)

Pius, P. C. C. P. (1932). The Church and Mexico, Encyclical Letter of His Holiness Pope Pius XI. Washington, D.C..

Lua i Stíl Chicago (17ú heag.)

Pius, Pope; Catholic Church. Pope. The Church and Mexico, Encyclical Letter of His Holiness Pope Pius XI. Washington, D.C., 1932.

Lua MLA (8ú heag.)

Pius, Pope; Catholic Church. Pope. The Church and Mexico, Encyclical Letter of His Holiness Pope Pius XI. Washington, D.C., 1932.

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