Dyfyniad APA
ebrary, Inc, & World Health Assembly. (2008). International health regulations (2005) (2nd ed.). World Health Organization.
Dyfyniad Arddull Chicago
ebrary, Inc, and World Health Assembly. International Health Regulations (2005). 2nd ed. Geneva: World Health Organization, 2008.
Dyfyniad MLA
ebrary, Inc, and World Health Assembly. International Health Regulations (2005). 2nd ed. World Health Organization, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.