APA (7th ed.) Citation

Stephenson, P. c. 2. J. (2011). Constantine: Unconquered emperor, Christian victor (Paperback ed.). Quercus.

Chicago Style (17th ed.) Citation

Stephenson, Paul ca. 20./21. Jh. Constantine: Unconquered Emperor, Christian Victor. Paperback ed. London: Quercus, 2011.

MLA (9th ed.) Citation

Stephenson, Paul ca. 20./21. Jh. Constantine: Unconquered Emperor, Christian Victor. Paperback ed. Quercus, 2011.

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