1. Berkhofer, Robert F., The White Man’s Indian Images of the American Indian from Columbus to the Present (New York: Knopf, 1978).
2. Blauert, Andreas, ed., Ketzer, Zauberer, Hexen: Die Anfänge der europäischen Hexenverfolgungen (Frankfurt a. M.: Suhrkamp, 1990).
3. Block Friedman, John, Monstrous Races in Medieval Art and Thought (Cambridge, MA: Harvard University Press, 1981).
4. Borders, Barriers, and Ethnogenesis: Frontiers in Late Antiquity and the Middle Ages, ed. Florin Curta. Studies in the Early Middle Ages, 12 (Turnhout: Brepols, 2005).
5. Bovey, Alixe, Monsters and Grotesques in Medieval Manuscripts (Toronto: University of Toronto Press, 2002).