Cita APA (7a ed.)

Gibbon, E. (1952). The decline and fall of the Roman Empire. Encyclopaedia Britannica.

Cita Chicago Style (17a ed.)

Gibbon, Edward. The Decline and Fall of the Roman Empire. Chicago: Encyclopaedia Britannica, 1952.

Cita MLA (9a ed.)

Gibbon, Edward. The Decline and Fall of the Roman Empire. Encyclopaedia Britannica, 1952.