APA (7th ed.) Citation

Princeton Theological Seminary. (2014). Princeton Theological Seminary collection of church postcards. Internet Archive.

Chicago Style (17th ed.) Citation

Princeton Theological Seminary. Princeton Theological Seminary Collection of Church Postcards. San Francisco: Internet Archive, 2014.

MLA (8th ed.) Citation

Princeton Theological Seminary. Princeton Theological Seminary Collection of Church Postcards. Internet Archive, 2014.

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