APA (7th ed.) Citation

Pío IX, P. (1971). Pii IX Pontificis Maximi acta: Pars secunda. II. Akademische Druck.

Chicago Style (17th ed.) Citation

Pío IX, Papa. Pii IX Pontificis Maximi Acta: Pars Secunda. II. Graz, Austria: Akademische Druck, 1971.

MLA (9th ed.) Citation

Pío IX, Papa. Pii IX Pontificis Maximi Acta: Pars Secunda. II. Akademische Druck, 1971.

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