APA (7th ed.) Citation

Dawson, Ã. M. (2009). Pius IX. And His Time. Project Gutenberg.

Chicago Style (17th ed.) Citation

Dawson, Æneas MacDonell. Pius IX. And His Time. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Dawson, Æneas MacDonell. Pius IX. And His Time. Project Gutenberg, 2009.

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