Pius IX, P. (1855). Letter, To: Bishops of Province of St. Louis (Archbishop P. Kenrick), From: Pope Pius IX, December 6, 1855.
Chicagoスタイル(17版)引用形式Pius IX, Pope. Letter, To: Bishops of Province of St. Louis (Archbishop P. Kenrick), From: Pope Pius IX, December 6, 1855. 1855.
MLA(8版)引用形式Pius IX, Pope. Letter, To: Bishops of Province of St. Louis (Archbishop P. Kenrick), From: Pope Pius IX, December 6, 1855. 1855.
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