Ullmann, W. (1975). Law and politics in the Middle Ages: An introduction to the sources of medieval political ideas. Cambridge University Press.
Chicago Style (17th ed.) CitationUllmann, Walter. Law and Politics in the Middle Ages: An Introduction to the Sources of Medieval Political Ideas. Cambridge, Mass.: Cambridge University Press, 1975.
MLA (9th ed.) CitationUllmann, Walter. Law and Politics in the Middle Ages: An Introduction to the Sources of Medieval Political Ideas. Cambridge University Press, 1975.
Warning: These citations may not always be 100% accurate.