Nella Larsen, Passing (New York: Dover, 2004), 48.

Judith A. Clair, Joy E. Beatty, and Tammy L. MacLean, «Out of Sight but Not Out of Mind: Managing Invisible Social Identities in the Workplace», Academy of Management Review 30, no. 1 (2005):78–95; Laura Smart and Daniel M. Wegner, «The Hidden Costs of Hidden Stigma», in The Social Psychology of Stigma, eds. Todd Heatherton et al. (New York: Guilford, 2000), 220–242.