APA (7 ম সংস্করণ) উদ্ধৃতি

Pius IX, P. (1855). Letter, To: Bishops of Province of St. Louis (Archbishop P. Kenrick), From: Pope Pius IX, December 6, 1855.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Pius IX, Pope. Letter, To: Bishops of Province of St. Louis (Archbishop P. Kenrick), From: Pope Pius IX, December 6, 1855. 1855.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Pius IX, Pope. Letter, To: Bishops of Province of St. Louis (Archbishop P. Kenrick), From: Pope Pius IX, December 6, 1855. 1855.