Cita APA (7a ed.)

Wheeler, M. (1955). Rome beyond the imperial frontiers. Penguin.

Cita Chicago Style (17a ed.)

Wheeler, Mortimer. Rome Beyond the Imperial Frontiers. Harmondsworth: Penguin, 1955.

Cita MLA (9a ed.)

Wheeler, Mortimer. Rome Beyond the Imperial Frontiers. Penguin, 1955.