Não informado. (1963). CETO news. Centre for Educational Television Overseas.
Chicago-Zitierstil (17. Ausg.)Não informado. CETO News. London: Centre for Educational Television Overseas, 1963.
MLA-Zitierstil (8. Ausg.)Não informado. CETO News. Centre for Educational Television Overseas, 1963.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.