The following sources were consulted in the preparation of the article “Why Sundays used to feel different from every other day.”
- Hours of Work in U.S. History
- The Second Great Awakening: A Christian Nation?
- Red, White, but Mostly Blue: The Validity of Modern Sunday Closing Laws Under the Establishment Clause
- Sunday Business and the Decline of Sunday Closing Laws: A Historical Overview
- Nightlife in the City
- “All Our Children May be Taught of God”: Sunday Schools and the Roles of Childhood and Youth in Creating Evangelical Benevolence