Normand, C., & Weber, A. (1994). Social health insurance: A guidebook for planning. World Health Organization.
Dyfyniad Arddull ChicagoNormand, Charles, and Axel Weber. Social Health Insurance: A Guidebook for Planning. Geneva: World Health Organization, 1994.
Dyfyniad MLANormand, Charles, and Axel Weber. Social Health Insurance: A Guidebook for Planning. World Health Organization, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.