APA (7th ed.) Citation

Catholic Church Extension Society of the United States of America & Loyola University Chicago. Archives. Historical Letters and Documents.

Chicago Style (17th ed.) Citation

Catholic Church Extension Society of the United States of America and Loyola University Chicago. Archives. Historical Letters and Documents.

MLA (8th ed.) Citation

Catholic Church Extension Society of the United States of America and Loyola University Chicago. Archives. Historical Letters and Documents.

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