Blue collar contrast /

by Dufty, Norman F.
Published 1967

Death of the guilds: professions, states, and the advance of capitalism, 1930 to the present /

by Krause, Elliott A., 1936-
Published 1996

Professional powers : a study of the institutionalization of formal knowledge /

by Freidson, Eliot, 1923-2005
Published 1986