Drager, N., & Vieira, C. (2002). Trade in health services global, regional, and country perspectives (Primera edición.). Pan American Health Organization.
Citazione stile Chigago Style (17a edizione)Drager, Nick, e Cásar Vieira. Trade in Health Services Global, Regional, and Country Perspectives. Primera edición. Washington: Pan American Health Organization, 2002.
Citatione MLA (8a ed.)Drager, Nick, e Cásar Vieira. Trade in Health Services Global, Regional, and Country Perspectives. Primera edición. Pan American Health Organization, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.