APA (7th ed.) Citation

Williams, S. F., & Friell, G. (1998). Theodosius: The Empire at bay. Routledge.

Chicago Style (17th ed.) Citation

Williams, Stephen F., and Gerard Friell. Theodosius: The Empire at Bay. London: Routledge, 1998.

MLA (9th ed.) Citation

Williams, Stephen F., and Gerard Friell. Theodosius: The Empire at Bay. Routledge, 1998.