APA (7th ed.) Citation

Norwich, J. J. (1996). Byzantium: The decline and fall. Penguin Books.

Chicago Style (17th ed.) Citation

Norwich, John Julius. Byzantium: The Decline and Fall. London: Penguin Books, 1996.

MLA (8th ed.) Citation

Norwich, John Julius. Byzantium: The Decline and Fall. Penguin Books, 1996.

Warning: These citations may not always be 100% accurate.