Dyfyniad APA

World Federation of Education Associations. World Federation news. World Federation of Education Associations.

Dyfyniad Arddull Chicago

World Federation of Education Associations. World Federation News. Columbia, Mo.: World Federation of Education Associations.

Dyfyniad MLA

World Federation of Education Associations. World Federation News. World Federation of Education Associations.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.