Cita APA (7a ed.)

Pío IX, (. (1870). Expositio documentis munita earum curarum quas Summus Pontifex Pius IX. Typis S.C. de Propaganda Fide.

Cita Chicago Style (17a ed.)

Pío IX, (. Expositio Documentis Munita Earum Curarum Quas Summus Pontifex Pius IX. Romae: Typis S.C. de Propaganda Fide, 1870.

Cita MLA (9a ed.)

Pío IX, (. Expositio Documentis Munita Earum Curarum Quas Summus Pontifex Pius IX. Typis S.C. de Propaganda Fide, 1870.