1. The theoretical limits of professionalization;Goode,1969
2. Profession of Medicine: A Study of the Sociology of Applied Knowledge;Freidson,1970
3. The concept of professionalization;Greenwood,1966
4. The professionalization of everyone?;Wilensky;Am. J. Sociol.,1964
5. Professions in process;Bucher;Am. J. Social.,1961