APA (7th ed.) Citation

Ullmann, W. (1979). Medieval political thought (Repr.). Penguin Books.

Chicago Style (17th ed.) Citation

Ullmann, Walter. Medieval Political Thought. Repr. Harmondsworth: Penguin Books, 1979.

MLA (9th ed.) Citation

Ullmann, Walter. Medieval Political Thought. Repr. Penguin Books, 1979.

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