Delors,Jacques. (1998). Education for the twenty-first century: Issues and prospects. UNESCO.
Chicago Style citaatDelors,Jacques. Education for the Twenty-first Century: Issues and Prospects. Paris: UNESCO, 1998.
MLA citatieDelors,Jacques. Education for the Twenty-first Century: Issues and Prospects. UNESCO, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.