1. Becker, H. S., Geer, B. G., Hughes, E. C., & Strauss, A. L. (1961). Boys in white. Chicago: University of Chicago Press.
2. Charns, M. P., & Lockhart, C. A. (1997). Work design. In S. M. Shortell & A. D. Kaluzny, Essentials of health care management (pp. 198–219). Albany, NY: Delmar.
3. Dans, P. L. (2002). The use of pejorative terms to describe patients: “Dirtball” revisited. Baylor University Medical Center (BUMC) Proceedings, 15, 26–30.
4. Emerson, R. M., & Pollner, M. (1976). Dirty work designations: Their features and consequences in a psychiatric setting. Social Problems, 23, 243–254.
5. Goffman, E. (1967). Embarrassment and social organization. In E. Goffman, Interaction ritual: Essays on face to face behavior (pp. 97–112). Chicago: Aldine.