APA (7th ed.) Citation

Gibbon, E., & Youngman, W. (1875). History of the decline and fall of the Roman Empire. Chatto and Windus.

Chicago Style (17th ed.) Citation

Gibbon, Edward, and William Youngman. History of the Decline and Fall of the Roman Empire. London: Chatto and Windus, 1875.

MLA (9th ed.) Citation

Gibbon, Edward, and William Youngman. History of the Decline and Fall of the Roman Empire. Chatto and Windus, 1875.