APA (7th ed.) Citation

Mattingly, H. (1967). Christianity in the Roman empire (1. publ.). Norton.

Chicago Style (17th ed.) Citation

Mattingly, Harold. Christianity in the Roman Empire. 1. publ. New York, NY u.a: Norton, 1967.

MLA (9th ed.) Citation

Mattingly, Harold. Christianity in the Roman Empire. 1. publ. Norton, 1967.