1. Balibar, E., & Wallerstein, 1. (1991). Race, nation, class: Ambiguous identities. Verso.
2. Bethencourt, F. (2013). Racisms. Princeton University Press.
3. Birdman, D. (2002). Ape to Apollo: Aesthetics and the Idea of Race in the 18th century. Reaktion Books.
4. Febvre L. (1962). Pour une Historie a part entire (cited in Bethencourt).
5. Fredrickson, G. M. (2008). Diverse Nations: Explorations in the history of racial and ethnic pluralism. Paradigm.