Não informado. (1974). Independent broadcasting. Independent Broadcasting Authority.
Chicago-Zitierstil (17. Ausg.)Não informado. Independent Broadcasting. London: Independent Broadcasting Authority, 1974.
MLA-Zitierstil (8. Ausg.)Não informado. Independent Broadcasting. Independent Broadcasting Authority, 1974.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.