Leff, G. (1967). Heresy in the Later Middle Ages: The relation of heterodoxy to dissent c. 1250-c. 1450. Manchester University Press.
Chicago Style (17th ed.) CitationLeff, Gordon. Heresy in the Later Middle Ages: The Relation of Heterodoxy to Dissent C. 1250-c. 1450. Manchester [etc.]: Manchester University Press, 1967.
MLA (9th ed.) CitationLeff, Gordon. Heresy in the Later Middle Ages: The Relation of Heterodoxy to Dissent C. 1250-c. 1450. Manchester University Press, 1967.
Warning: These citations may not always be 100% accurate.