1. Capitalism and Freedom;Friedman,1962
2. Free to Choose: A Personal Statement;Friedman,1980
3. Professions in the Marketplace: An Australian Study of Lawyers, Doctors, Accountants and Dentists;Nieuwenhuysen,1982
4. Occupational Regulation and the Public Interest: Competition or Monopoly?,1984
5. Evaluating the quality of medical care;Donabedian;Milbank Meml Fund Q.,1966