Cita APA (7a ed.)

Gibbon, E., & Womersley, D. (2005). The history of the decline and fall of the Roman Empire. Penguin.

Cita Chicago Style (17a ed.)

Gibbon, Edward, y David Womersley. The History of the Decline and Fall of the Roman Empire. London: Penguin, 2005.

Cita MLA (9a ed.)

Gibbon, Edward, y David Womersley. The History of the Decline and Fall of the Roman Empire. Penguin, 2005.