APA (7e ed.) Bronvermelding

Não informado. (1961). English Teaching Abstracts. British Council.

Chicago (17e ed.) Bronvermelding

Não informado. English Teaching Abstracts. London: British Council, 1961.

MLA (8e ed.) Bronvermelding

Não informado. English Teaching Abstracts. British Council, 1961.

Let op: Deze citaties zijn niet altijd 100% accuraat.