APA (7th ed.) Citation

Nations, G. O. 1. [. o. c. (1921). Papal guilt of the world war. The Protestant.

Chicago Style (17th ed.) Citation

Nations, Gilbert Owen 1866- [from old catalog]. Papal Guilt of the World War. Washington, D.C: The Protestant, 1921.

MLA (9th ed.) Citation

Nations, Gilbert Owen 1866- [from old catalog]. Papal Guilt of the World War. The Protestant, 1921.

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