English-Teaching Information Centre (Great Britain) & British Council. (1974). Recorded materials for teaching English. The Centre.
Citação do estilo Chicago (17ª ed.)English-Teaching Information Centre (Great Britain) e British Council. Recorded Materials for Teaching English. London: The Centre, 1974.
Citação MLA (8ª ed.)English-Teaching Information Centre (Great Britain) e British Council. Recorded Materials for Teaching English. The Centre, 1974.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.