Katzenellenbogen, A. (1977). Allegories of the virtues and vices in mediaeval art: From early Christian times to the 13. century (Repr. d. Ausg. London 1939.). Kraus.
Chicago Style (17th ed.) CitationKatzenellenbogen, Adolf. Allegories of the Virtues and Vices in Mediaeval Art: From Early Christian Times to the 13. Century. Repr. d. Ausg. London 1939. Nendeln, Liechtenstein: Kraus, 1977.
MLA (9th ed.) CitationKatzenellenbogen, Adolf. Allegories of the Virtues and Vices in Mediaeval Art: From Early Christian Times to the 13. Century. Repr. d. Ausg. London 1939. Kraus, 1977.
Warning: These citations may not always be 100% accurate.