Kleiner, M. M. (2006). Licensing occupations: Ensuring quality or restricting competition? W.E. Upjohn Institute for Employment Research.
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Lua i Stíl Chicago (17ú heag.)
Kleiner, Morris M. Licensing Occupations: Ensuring Quality or Restricting Competition? Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2006.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua MLA (9ú heag.)
Kleiner, Morris M. Licensing Occupations: Ensuring Quality or Restricting Competition? W.E. Upjohn Institute for Employment Research, 2006.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.