APA (7th ed.) Citation

Whittaker, C. R. (2004). Rome and its frontiers: The dynamics of empire. Routledge.

Chicago Style (17th ed.) Citation

Whittaker, C. R. Rome and Its Frontiers: The Dynamics of Empire. London ; New York: Routledge, 2004.

MLA (9th ed.) Citation

Whittaker, C. R. Rome and Its Frontiers: The Dynamics of Empire. Routledge, 2004.