Dyfyniad APA

Delors,Jacques. (1998). Education for the twenty-first century: Issues and prospects. UNESCO.

Dyfyniad Arddull Chicago

Delors,Jacques. Education for the Twenty-first Century: Issues and Prospects. Paris: UNESCO, 1998.

Dyfyniad MLA

Delors,Jacques. Education for the Twenty-first Century: Issues and Prospects. UNESCO, 1998.

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