APA (7th ed.) Citation

Markus, R. (1965). Two Conceptions of Political Authority: Augustine, De Civitate Dei XIX. 14-15, and some Thirteenth-Century Interpretations. Clarendon Press.

Chicago Style (17th ed.) Citation

Markus, R.A. Two Conceptions of Political Authority: Augustine, De Civitate Dei XIX. 14-15, and Some Thirteenth-Century Interpretations. Oxford: Clarendon Press, 1965.

MLA (9th ed.) Citation

Markus, R.A. Two Conceptions of Political Authority: Augustine, De Civitate Dei XIX. 14-15, and Some Thirteenth-Century Interpretations. Clarendon Press, 1965.

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