APA (7th ed.) Citation

Fernessole, P. (1963). Pie IX Pape. Pie IX Pape (1792 - 1878).

Chicago Style (17th ed.) Citation

Fernessole, Pierre. "Pie IX Pape." Pie IX Pape (1792 - 1878) 1963.

MLA (9th ed.) Citation

Fernessole, Pierre. "Pie IX Pape." Pie IX Pape (1792 - 1878), 1963.

Warning: These citations may not always be 100% accurate.