Style de citation APA (7e éd.)

O'Reilly, B. (1899). A life of Pius IX (24th ed.). P.J. Kenedy, Excelsior Catholic Pub. House.

Style de citation Chicago (17e éd.)

O'Reilly, Bernard. A Life of Pius IX. 24th ed. New York: P.J. Kenedy, Excelsior Catholic Pub. House, 1899.

Style de citation MLA (8e éd.)

O'Reilly, Bernard. A Life of Pius IX. 24th ed. P.J. Kenedy, Excelsior Catholic Pub. House, 1899.