Lansing, C. (1998). Power & purity: Cathar heresy in Medieval Italy. Oxford University Press.
Chicago Style (17th ed.) CitationLansing, Carol. Power & Purity: Cathar Heresy in Medieval Italy. New York [u.a.]: Oxford University Press, 1998.
MLA (8th ed.) CitationLansing, Carol. Power & Purity: Cathar Heresy in Medieval Italy. Oxford University Press, 1998.
Warning: These citations may not always be 100% accurate.