APA (7th ed.) Citation

O'S., T. (1912). Motu proprio (an explanation of the Decree).

Chicago Style (17th ed.) Citation

O'S., T. Motu Proprio (an Explanation of the Decree). 1912.

MLA (9th ed.) Citation

O'S., T. Motu Proprio (an Explanation of the Decree). 1912.

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