World Health Organization. (2010). Quantification addendum: International medical guide for ships (3rd.). World Health Organization.
Dyfyniad Arddull ChicagoWorld Health Organization. Quantification Addendum: International Medical Guide for Ships. 3rd. Geneva, Switzerland: World Health Organization, 2010.
Dyfyniad MLAWorld Health Organization. Quantification Addendum: International Medical Guide for Ships. 3rd. World Health Organization, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.