APA (7th ed.) Citation

Gregory, T. E. (2005). A history of Byzantium (1. publ.). Blackwell.

Chicago Style (17th ed.) Citation

Gregory, Timothy E. A History of Byzantium. 1. publ. Malden MA [u.a.]: Blackwell, 2005.

MLA (9th ed.) Citation

Gregory, Timothy E. A History of Byzantium. 1. publ. Blackwell, 2005.