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Dyfyniad Arddull ChicagoWorld Health Organization. Proceedings of Third Global Symposium on Health and Welfare Systems Development in the 21st Century. Japan: World Health Organization, 2002.
Dyfyniad MLAWorld Health Organization. Proceedings of Third Global Symposium on Health and Welfare Systems Development in the 21st Century. World Health Organization, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.