APA (7th ed.) Citation

Gibbon, E. (1998). The decline and fall of the roman empire. Worldworld Classics Of World Literature.

Chicago Style (17th ed.) Citation

Gibbon, Edward. The Decline and Fall of the Roman Empire. London: Worldworld Classics Of World Literature, 1998.

MLA (9th ed.) Citation

Gibbon, Edward. The Decline and Fall of the Roman Empire. Worldworld Classics Of World Literature, 1998.