APA (7th ed.) Citation

Ostrogorsky, G., & Hussey, J. M. (1989). History of the Byzantine State. Basil Blackwell.

Chicago Style (17th ed.) Citation

Ostrogorsky, Georgije, and J. M. Hussey. History of the Byzantine State. Oxford: Basil Blackwell, 1989.

MLA (9th ed.) Citation

Ostrogorsky, Georgije, and J. M. Hussey. History of the Byzantine State. Basil Blackwell, 1989.